Coronavirus Cases in the Bay Area in a list

The number of coronavirus cases in the Bay Area continues to climb. A county-by-county breakdown of the cases announced by officials can be viewed below.

Wednesday, Sept. 30 Updates

  • Alameda County reported four more COVID-19 deaths for 412 in total and 60 new cases for 21,383 in total.
  • Napa County reported three new cases, raising its total to 1,727.
  • Contra Costa County reported two more COVID-19 deaths and 103 more cases, bringing the totals to 209 deaths and 16,896 cases.
  • San Mateo County is up to 9,990 total cases after reporting 40 more.
  • San Francisco reported three more COVID-19 deaths for 104 in total and 37 additional cases for 11,275 in total.

Below is a full county-by-county breakdown of updates.

Santa Clara County

There are at least 21,294 coronavirus cases confirmed in Santa Clara County.

September 29 – Santa Clara County reported four additional COVID-19 deaths for 318 in total and 53 more cases for 21,294 in total.

September 28 – Santa Clara County is up to 314 COVID-19 deaths and 21,241 cases in total.

September 25 – Santa Clara County reported two more COVID-19 deaths for 306 in total and 126 new cases for 20,882 in total. 

September 24 – Santa Clara County reported 109 new cases and four new deaths for a total of 20,756 cases and 304 deaths. 

September 23 – Santa Clara County reported one new death for a total of 20,648 cases and 300 deaths.

September 22 – Santa Clara County reported 76 new cases for 20,587 in total.

September 21 – Santa Clara County reported 109 new cases and one death for a total of 20,511 cases and 297 deaths. 

September 20 – Santa Clara County is up to 296 COVID-19 deaths and 20,410 cases in total.

September 18 – Santa Clara County reported 238 more cases, bringing its total to 20,129. 

September 17 – Santa Clara County has reported 131 new cases for a total of 19,891 and two new deaths for a total of 295.

September 16 – Santa Clara County announced 77 new cases and six new deaths, bringing the totals to 19,760 and 293.

September 15 – Santa Clara County reported 78 new cases and four new deaths for a total of 19,683 cases and 287 deaths. 

September 14 – Santa Clara County is up to 283 COVID-19 deaths and 19,613 cases in total.

September 13 – Santa Clara County reported 274 new cases and four new deaths for totals of 19,417 and 280.

September 11 – Santa Clara County is now at 276 COVID-19 deaths and 19,143 total cases.

September 9 – Santa Clara County is up to 18,854 total cases and 263 deaths.

September 7 – Santa Clara County reported 106 new cases for 18,717 in total. 

September 6 – Santa Clara County has reported 188 new cases and three new deaths, bringing the totals to 18,611 and 260.

September 5 – Santa Clara County has reported 233 new cases and three new deaths, bringing the totals to 18,423 and 257.

September 4 – Santa Clara County reported one new death and 200 new cases for a total of 254 deaths and 18,190 cases. 

September 3 – Santa Clara County reported three new COVID-19 deaths for 253 in total and 191 new cases for 17,993 in total. 

September 2 – Santa Clara County reported 339 new cases and two new deaths for a total of 17,802 cases and 250 deaths. 

September 1 – Santa Clara county reported 116 new coronavirus cases.

August 31 – Santa Clara County reported a total of 17,349 coronavirus cases. 

August 26 – Santa Clara County reported four more COVID-19 deaths for 237 in total and 87 new cases for 16,393 in total.

August 25 – Santa Clara County reported nine new COVID-19 deaths for 233 in total and 155 new cases for 16,306 in total.

August 24 – Santa Clara County reported 140 new cases for 16,151 in total.

August 23 – Santa Clara County is up to 16,011 cases and 224 deaths in total.

August 22 – Santa Clara County has added 238 cases and five deaths for totals of 15,496 and 222.

August 20 – Santa Clara County reported its 217th COVID-19 death and 173 new cases for 15,258 in total.

August 19 – Santa Clara County’s COVID-19 death toll increased by three to 216 and its case count rose by 213 to 15,085.

August 18 – Santa Clara County reported four new COVID-19 deaths for 213 in total and 236 additional cases for 14,872 in total.

August 17 – Santa Clara County reported 207 new cases, raising its total to 14,636.

August 16 – Santa Clara County is up to 209 COVID-19 deaths and 14,429 cases.

August 13 – Santa Clara County reported its 208th COVID-19 death and 281 new cases for 13,340 in total.

August 12 – Santa Clara County’s case count increased by 97 to 13,059.

August 11 – Santa Clara County reported two more COVID-19 deaths for 207 in total and 268 new cases for 12,962 in total.

August 10 – Santa Clara County reported 740 new coronavirus cases for 12,694 in total.

August 9 – Santa Clara County is reporting 205 COVID-19 deaths and 11,954 cases in total.

August 7 – Santa Clara County reported 139 new cases and seven new deaths for a total of 11,475 cases and 203 deaths. 

August 6 – Santa Clara County has reported 208 new cases, bringing the total to 11,336.

August 5 – Santa Clara County reported four new COVID-19 deaths for 196 in total and 98 new cases for 11,128 in total.

August 4 – Santa Clara County added 240 cases and one new death for a total of 11,030 cases and 192 deaths.

August 3 – Santa Clara County reported 168 new cases, bringing the county’s total to 10,794.

August 2 – Santa Clara County reported 305 new confirmed cases of coronavirus. 

August 1 – Santa Clara County has reported 410 new cases for a total of 10,321.

July 31 – Santa Clara County reported its 191st COVID-19 death and 182 new cases for 9,913 in total.

July 30 – Santa Clara County reported three new COVID-19 deaths for 190 in total and 119 additional cases for 9,731 in total.

July 29 – Santa Clara County reported two more COVID-19 deaths for 187 in total and 253 new cases for 9,612 in total.

July 28 – Santa Clara County reported its 185th COVID-19 death. The county’s case count is up to 9,359. 

July 27 – Santa Clara County reports 178 new cases of coronavirus. 

July 26 – Santa Clara County confirms 322 new cases of coronavirus and one more death. 

July 24 – Santa Clara County has reported 186 new cases and two new deaths for totals of 8,719 and 183.

July 23 – Santa Clara County reported its 181st COVID-19 death and 212 new cases for 8,533 in total.

July 22 – Santa Clara County’s COVID-19 death toll rose by two to 180 and its case count increased by 275 to 8,321.

July 21 – Santa Clara County reported 251 new coronavirus cases, raising the county’s total to 8,046.

July 20 – Santa Clara County reported its 178th COVID-19 death and 339 new cases for 7,795 in total.

July 19 – Santa Clara County is up to 7,456 total coronavirus cases. 

July 17 – Santa Clara County reported 98 new coronavirus cases and one new death.

July 16 – Santa Clara County has reported 95 new cases and three new deaths for totals of 7,046 and 176.

July 15 – Santa Clara County’s COVID-19 death toll rose by three to 173 and its case count increased by 226 to 6,951.

July 14 – Santa Clara County reported three additional COVID-19 deaths for 170 in total and 183 new cases for 6,725 in total.

July 13 – Santa Clara County’s coronavirus case count is up to 6,542. The county’s death toll is at 167.

July 12 – Santa Clara County is up to 6,298 confirmed cases in total.

July 10 – Santa Clara County reported 185 new cases, bringing its total to 5,863.

July 9 – Santa Clara County reported its 166th COVID-19 death and 126 new cases for 5,678 in total.

July 8 – Santa Clara County reported 74 new cases, raising the county’s total to 5,552.

July 7 – Santa Clara County’s COVID-19 death toll rose by one to 165. Its case count increased by 70 to 5,478.

July 6 – Santa Clara County’s COVID-19 death toll increased by three to 164 and its case count rose by 135 to 5,408.

July 5 – Santa Clara County is up to 5,273 coronavirus cases after reporting 196 more. The county also reported an additional COVID-19 death, raising the county’s death toll to 161.

July 4 – Santa Clara County reports 228 new cases of coronavirus.

July 3 – Santa Clara County reported 99 new cases and one new death for totals of 4,849 and 160.

July 2 – Santa Clara County reported 178 new cases for a total of 4,750 and one new death for a total of 159.

July 1 – Santa Clara County’s COVID-19 death toll rose by two to 158. The county’s case count jumped by 202 to 4,572.

June 30 – Santa Clara County reported 105 new coronavirus cases, bringing the county’s total to 4,370.

June 29 – Santa Clara County’s COVID-19 death toll increased to 156. The county’s case count is up to 4,265.

June 28 – Santa Clara County reports 178 new coronavirus cases.

June 25 – Santa Clara County reports 56 new coronavirus cases. 

June 24 – Santa Clara County reports 104 new coronavirus cases. 

June 23 – Santa Clara County reports 122 new cases of coronavirus.

June 22 – Santa Clara County confirms 66 new cases of coronavirus.

June 21 – Santa Clara County confirms 89 new cases of coronavirus.

June 20 – Santa Clara County reports 60 new cases of coronavirus.

June 19 – Santa Clara County reported 35 new cases for a total of 3,398.

June 18 – Santa Clara County reported 75 new cases for a total of 3,363 and one new death for a total of 152.

June 17 – Santa Clara County reported 34 new cases for a total of 3,288.

June 16 – Santa Clara County is up to 3,254 total cases after reporting 24 more.

June 15 – Santa Clara County’s case count rose by 33 to 3,230.

June 14 – Santa Clara County reported its 151st COVID-19 death and 40 more cases, raising the countywide case total to 3,197.

June 13 – Santa Clara County has reported 40 new cases for a total of 3,157 cases in the county.

June 12 – Santa Clara County has reported 54 new cases and two new deaths for a total of 3,117 cases and 150 deaths.

June 11 – Santa Clara County has added 31 new cases for a total of 3,063.

June 10 – Santa Clara County has added 15 new cases for a total of 3,032.

June 9 – Santa Clara County reported its 146th COVID-19 death and 44 more cases for 3,017 in total.

June 8 – Santa Clara County’s coronavirus case count is up to 2,973.

June 7 – Santa Clara County’s coronavirus case count is up to 2,942.

June 5 – Santa Clara County is up to 2,892 confirmed cases after reporting 42 more.

June 4 – Santa Clara County has reported 18 new cases, bringing the total to 2,850. 

June 3 – Santa Clara County has reported 13 new coronavirus cases and one new death, bringing the countywide totals to 2,832 and 144.

June 2 – Santa Clara County reports a total of 2,819 coronavirus cases 

June 1 – Santa Clara County reports a total of 2,805 coronavirus cases 

May 31 – Santa Clara County reports 75 new cases of coronavirus and one more death. 

May 28 – Santa Clara County’s coronavirus case count rose by 13 to 2,701.

May 27 – Santa Clara County is up to 2,688 cases of coronavirus and 140 deaths. 

May 26 – Santa Clara County is up to 2,675 cases of coronavirus. 

May 25 – Santa Clara County reports 36 new cases of coronavirus. 

May 24 – Santa Clara County reports 41 new cases of coronavirus. 

May 23 – Santa Clara County has reported five new cases for a total of 2,576.

Santa Clara County reports 25 new cases of coronavirus and one more death. 

May 22 – Santa Clara County reports 54 new cases of coronavirus for a total of 2,546.

May 20 – Santa Clara County reports 13 new cases of coronavirus and one new death for a total of 138.

May 19 – Santa Clara County reports 15 new cases of coronavirus and two new deaths.

May 18 – Santa Clara County reports 19 new cases of coronavirus.

May 17 – Santa Clara County reports 35 new cases of coronavirus.

May 16 – Santa Clara County officials report 15 new coronavirus cases. 

May 14 – Santa Clara County’s COVID-19 death toll rose by one to 135. The county’s case count also increased, rising by 12 to 2,403.

May 14 – Santa Clara County’s COVID-19 death toll rose by two to 134. The county’s case count also increased, rising by 10 to 2,391.

May 13 – Santa Clara County announced three new COVID-19 deaths and 17 new cases.

May 12 – Santa Clara County reported 23 new cases, bringing its total to 2,364.

May 11 – Santa Clara County reported two new cases, bringing its total to 2,341.

May 10 – Santa Clara County reports 32 new cases of coronavirus and one more death. 

May 9 – Santa Clara County has reported 17 new cases for a total of 2,307.

May 8 – Santa Clara County announced an additional COVID-19 death, bringing the county death toll to 128. The county also reported nine new cases for a total of 2,290.

May 7 – Santa Clara County’s death toll increased by one to 127. The county’s case count also increased, rising by 13 new cases to 2,281.

May 6 – Santa Clara County reported five additional COVID-19 deaths for a total of 126 and 13 new cases for a total of 2,268.

May 5 – Santa Clara County’s COVID-19 death toll increased by four to 121. The county’s number of cases increased by 11 to 2,255.

May 4 – Santa Clara County reported two more COVID-19 deaths for a total of 117 and 13 new cases for a total of 2,244.

May 3 – Santa Clara County officials report 27 new cases of coronavirus and one more death. 

May 2 – Santa Clara County officials report one new death and 25 new cases of coronavirus. 

May 1 – Santa Clara County announced two additional COVID-19 deaths for a total of 113. The county reported 16 new cases for a total of 2,179.

April 30 – Santa Clara County reported four new COVID-19 deaths for a total of 111 and 29 new cases for a total of 2,163.

April 29 – Santa Clara County reported one more COVID-19 death, raising the death toll to 107, and 12 new cases, bringing the county’s case count to 2,134.

April 28 – Santa Clara County announced three additional COVID-19 deaths for a total of 106 and 17 new cases for a total of 2,122.

April 27 – Santa Clara County reported three more COVID-19 deaths for a total of 103 and 21 new cases for total of 2,105.

April 26 – Santa Clara County officials report 48 new cases and one more death, raising the total to 2,084 cases and 100 deaths. 

April 25 – Santa Clara County reports 22 new cases and one new death, raising the total to 2,040 cases and 99 deaths. 

April 24 – Santa Clara County reported three new COVID-19 deaths, raising the county death toll to 98, and 31 new cases, bringing the total to 2,018.

April 23 – Santa Clara County reported one additional COVID-19 death for a total of 95 and 25 new cases for a total of 1,987.

April 22 – Santa Clara County reported six new COVID-19 deaths, raising the county’s death toll to 94. The county also reported 16 new cases for 1,962 in total.

April 21 – Santa Clara County reported 24 new cases for a total of 1,946 and five new deaths for a total of 88.

April 20 – Santa Clara County is up to 83 COVID-19 deaths and 1,922 confirmed cases.

April 17 – Santa Clara County’s COVID-19 death toll has increased to 73 with four additional deaths. The county’s case count is up to 1,870 with 37 new cases being announced.

April 16 – Santa Clara County reported four more COVID-19 deaths for a total of 69 and 40 new cases for a total of 1,833.

April 15 – Santa Clara County is up to 65 COVID-19 deaths and 1,793 confirmed cases.

April 13 – Santa Clara County announced six new COVID-19 deaths for a total of 60 and 45 new cases for a total of 1,666.

April 12 – Santa Clara County reports 55 new cases of coronavirus, and 3 more deaths. 

April 11 – Santa Clara County has reported 82 new cases and one new death, bringing the totals to 1,566 and 51.

April 10 – Santa Clara County reported 42 new coronavirus cases and three new deaths, bringing the total numbers to 1,484 cases and 50 deaths.

April 9 – Santa Clara County reported 62 new coronavirus cases and one new death, bringing the total numbers to 1,442 cases and 47 deaths.

April 8 – Santa Clara County announced three additional COVID-19 deaths, raising the county death toll to 46. The county also announced 95 new cases for a total of 1,380.

April 7 – Santa Clara County announced one more COVID-19 death for a total of 43 and 61 new cases for a total of 1,285.

April 6 – Santa Clara County reported three additional COVID-19 deaths for a total of 42 and 17 new cases for a total of 1,224.

April 5 – Santa Clara County reports 59 new cases of coronavirus, raising the total to 1,207.

April 4 – Santa Clara County has 54 new cases for a total of 1,148 cases in the county, officials announced. The county also announced its 39th coronavirus-related death.

April 3 – Santa Clara County reported two new COVID-19 deaths, raising the death toll to 38. The county also reported 75 new cases, bringing the county case count to 1,094.

April 2 – Santa Clara County announces four additional COVID-19 deaths for a total of 36 and 63 new cases for a total of 1,019.

A USPS employee at the Hillview Post Office in San Jose tested positive for coronavirus. USPS said it has reached out to Santa Clara County health officials and following guidance provided.

April 1 – Santa Clara County reported two additional deaths for a total of 32 and 66 new cases for a total of 956.

The Santa Clara County Sheriff’s Office reported 11 employees with COVID-19, including a patrol deputy and eight deputies in custody bureau.

March 31 – Santa Clara County announced 42 new coronavirus cases for a total of 890 and two additional deaths for a total of 30.

March 30 – Santa Clara County reported three additional coronavirus-related deaths for a total of 28 and 202 new cases for a county total of 848. The county stressed that some of the new cases were not previously reported over the past two days. “This increase reflects a reporting delay, not necessarily a significant single day increase,” the public health department said in a statement. 

March 29 – Santa Clara County officials report 55 new cases, raising the total to 646.

March 28 – Santa Clara County reported 17 new cases and five additional deaths from the coronavirus, bringing the total number of cases to 591 and the total number of deaths to 25.

Santa Clara County announced its 20th coronavirus-related death and 32 new cases for a county total of 574.

March 26 – Santa Clara County announced 83 new coronavirus cases, bringing the county total to 542. The county also reported two additional deaths from the virus, raising the county death toll to 19.

The Santa Clara County Sheriff’s Office now has a sixth confirmed case of COVID-19. Officials say the deputy was assigned to the Custody Bureau and was one of the three deputies who were previously identified as potential exposures during the Sheriff’s Office contact tracing.

March 25 – Santa Clara County announced 84 new cases, bringing the county total to 459. The county also reported another death, raising the county death toll to 17.

Half of the patients at Kaiser Permanente’s San Jose facility have tested positive for COVID-19 or are showing symptoms of the virus, Kaiser’s Executive Vice President Stephen M. Parodi said in an interview with JAMA Network.

The Santa Clara County Sheriff’s Office said it now has five confirmed coronavirus cases among its staff.

March 24 – Santa Clara County reported three more coronavirus-related deaths, bringing the county’s death toll to 16. The county also reported 54 new cases for county total of 375.

The Santa Clara County Sheriff’s Office confirms four cases of COVID-19 in the department.

March 23 – The Santa Clara County Public Health Department announced three new deaths from COVID-19, bringing the total number of deaths to 13 in Santa Clara County. The county’s total number of confirmed cases also increased to 321.

San Jose FoodMaxx is shut down for cleaning after an employee who tested positive for COVID-19 died

The Santa Clara County Sheriff’s Office announced three confirmed coronavirus cases amongst its staff. Two deputies are self-quarantining at home. One deputy is in stable condition at a local hospital.

A Santa Clara County Jail inmate has tested positive for coronavirus. The inmate is quarantined and is being closely monitored by medical staff. SJPD notified of the possible exposure to initial arresting officers.

The Milpitas Fire Department says two firefighters and one family member have tested positive for the novel coronavirus. All three are in self-quarantine at home. They have not been hospitalized.

March 22 – Santa Clara County’s Director of Communications and Public Affairs has tested positive and is in self-isolation. This case is one of the cases previously reported.

Santa Clara County reports 39 new cases of coronavirus, raising the total to 302. The county also reported two more deaths, raising the total number of deaths to 10. The ninth death was a woman in her 60s. The 10th death was a woman in her 40s. Both died on Saturday.

The county now has a total of 302 confirmed cases and 10 deaths due to coronavirus. 

March 21 – San Jose Police have confirmed that one of their reserve officers has tested positive for COVID-19. It is not yet clear if the case was already included in Santa Clara County’s total of 263 cases.

Santa Clara County announces a total of 263 confirmed cases of coronavirus. 

March 20 – Santa Clara County announced two more deaths from COVID-19, raising the county death toll to eight. One of the deceased was a man in his 80s. He was hospitalized on March 3 and died on March 17. The other person who died was a man in his 70s. The county also reported seven new cases, bringing the county total to 196.

March 19 – Santa Clara County announces 14 new cases. The county total now stands at 189.

March 18 – Santa Clara County health officials announced that there are now 175 confirmed cases in the county.

County health officials also confirmed the sixth death of COVID-19 in the county. The case was an adult male in his 60s who was hospitalized on March 5 and passed away March 17. 

March 17 – San Jose State University announced an off-campus student has been diagnosed with coronavirus. The student is recovering at home. 

Santa Clara County reports another coronavirus-related death. This is the county’s fifth death reported due to coronavirus.

The county also reports 17 new cases, bringing the county total up to 155.

March 16 – Santa Clara County confirms a total of 138 cases of coronavirus. 

Officials announced two more coronavirus-related deaths bringing the total number of deaths in the county to four. One patient was in his 80s and the other in his 50s.

A Santa Clara police officer tested positive for coronavirus, the department said. He last worked March 9 and is self-isolating for 14 days. It is unclear how he was infected. 

San Jose Fire Department now says 10 sworn personnel have tested positive for coronavirus and 57 others who may have been exposed are being monitored.

Gilroy Mayor Roland Velasco announced that a coronavirus patient died. This brings the number of COVID-19 related deaths in Santa Clara County to three. 

March 15 – Santa Clara County announced 23 new cases of coronavirus, bringing the total amount to 114. 

March 14 – Santa Clara County announced 12 new cases of coronavirus in the county. This brings the total amount of cases to 91.

March 13 – A second person in Santa Clara County has died from the novel coronavirus, the county health department announced. The person was a woman in her 80s.

Dr. Sara Cody, Santa Clara County Public Health Officer, says there are now 79 cases in the county. 

In San Jose, officials now say eight sworn personnel have tested positive for coronavirus. Authorities are also tracking status of 46 other employees who may have been exposed.

March 12 – The San Jose Sharks have announced that a part-time employee at the SAP Center has tested positive for the coronavirus. The team has confirmed that the person last worked at the SAP Center in San Jose on March 3. The employee is now self-quarantined. It is not known if this person has been counted Santa Clara County’s total of 66, or if the person is from Santa Clara County. 

The Santa Clara County Public Health Department announced 18 new cases, bringing the county total to 66.

Four San Jose firefighters have tested positive for the coronavirus, according to the firefighters union, and at least 77 fellow fire department colleagues have been placed under quarantine, officials confirmed.

March 11 – Three new cases of coronavirus announced by officials in Santa Clara County.

March 10 – Santa Clara County now has 45 confirmed cases after announcing an additional two cases.

March 8 – Officials in Santa Clara County announced five new confirmed cases, bringing the county’s total to 37. In a tweet, officials emphasized that having new cases is not unexpected.

The Centers for Disease Control and Prevention announced that the Gilroy patient suspected of having coronavirus tested negative for the virus. The Gilroy Police Department released a statement you can read here

March 7 – Health officials announced eight new cases of COVID-109 in Santa Clara County, bringing the total to 32. 

Fire officials in Gilroy reported that a resident tested positive for coronavirus on Thursday. This is Gilroy’s first reported case of the virus, but it was not immediately clear if that case was already counted in Santa Clara County’s total of 32 confirmed cases. 

Gilroy firefighters came into contact with the patient, who had been experiencing chest pain before testing positive for the virus, city officials said. The firefighters are symptom free and are allowed to remain at work.

March 6 – Health officials confirmed four new cases in the county: a man who is a household contact of a previously confirmed case who is now under home isolation, a female who is hospitalized, a hospitalized male who recently traveled to India, and a male who is isolated at home.

Stanford University announced a case among its faculty members. The person, who works in a clinic, has not been at work since experiencing symptoms, school officials said. The clinic has been closed for cleaning and all people who may been exposed to the faculty member have been advised to self-isolate. It is not immediately known if this case is a new or existing case in the county. 

March 5 – Health officials announced six new cases, bringing the county total up to 20 confirmed cases. The six new cases announced by health officials include three women and three men. 

In addition, Lockheed Martin announced a case among its Sunnyvale employees. It was not immediately known if this case is a new or existing case in the county.

Authorities also said seven cases in the county have no known travel history to impacted countries or have had any known contact with an infected person.

March 4 – Officials announced a man is hospitalized after contracting the virus. How he was exposed is under investigation. In addition, two other men are in isolation at home after being in close contact with a previous case.

March 3 – Two cases confirmed: a woman and man. Both are hospitalized and how they contracted the virus is under investigation.

March 2 – Two additional cases announced: a man who had household contact of a confirmed case in another county, and a man who is a a household contact of a previous case in the county. Both men are under home isolation.

March 1 – Three new cases confirmed: A woman with chronic health conditions who is hospitalized, and a husband and wife. The couple is hospitalized and recently traveled to Egypt.

Feb. 29 – A woman who is a household contact of a previous case now confirmed to have the virus.

Feb. 28 – Officials confirm new case of a woman. She did not have a travel history or any known contact with anyone infected.

Feb. 2 – Woman who traveled to Wuhan, China, confirmed to have coronavirus. She had been self-isolating at home and was never hospitalized.

Jan. 31 – Man who traveled to Wuhan, China, and had been self-isolating at home. (Update: The man has fully recovered and released from isolation)

San Francisco

There are at least 11,275 confirmed cases in San Francisco.

September 30 – San Francisco reported three more COVID-19 deaths for 104 in total and 37 additional cases for 11,275 in total. 

September 29 – San Francisco is now at 101 COVID-19 deaths and 11,238 cases in total.

September 25 – San Francisco reported 92 more cases for 11,038 in total.

September 24 – San Francisco reported 45 additional cases, raising its total to 10,946. 

September 23 – San Francisco reported 36 new cases for 10,901 in total. 

September 22 – San Francisco reported 58 new cases, raising its total count to 10,865. 

September 21 – San Francisco is now at 10,807 cases in total.

September 19 – San Francisco County reports 56 new cases of coronavirus, and one more death. 

September 18 – San Francisco reported five more COVID-19 deaths for 96 in total and 71 new cases for 10,640 in total. 

September 17 – San Francisco reported 79 new cases, raising its total to 10,569. 

September 16 – San Francisco’s coronavirus case count increased by 60 to 10,490. 

September 15 – San Francisco reported 52 new cases for 10,430 in total. 

September 14 – San Francisco reported 76 new cases, raising its total to 10,378. 

September 13 – San Francisco County reported 66 new cases of coronavirus and one death. 

September 11 – San Francisco reported its 89th COVID-19 death and 68 new cases for 10,188 in total. 

September 10 – San Francisco reported its 88th COVID-19 death and 46 new cases for 10,120 in total. 

September 9 – San Francisco reported its 87th COVID-19 death and 43 new cases for 10,074 in total. 

September 8 – San Francisco reported 52 new cases for 10,031 in total. 

September 7 – San Francisco reported 64 new cases for 9,979 in total.

September 6 – San Francisco is up to 9,915 cases with 76 new.

September 5 – San Francisco is up to 9,839 cases with 84 new and two new deaths for a total of 86.

September 4 – San Francisco reported 59 new cases, bringing its total to 9,755. 

September 3 – San Francisco reported 79 new cases for 9,696 in total.

September 2 – San Francisco is up to 9,617 total cases and 84 deaths.

September 1 – San Francisco reported 50 new cases of coronavirus.

August 31 – San Francisco reported 345 new coronavirus cases. 

August 27 – San Francisco reported two more COVID-19 deaths for a total of 82 and 89 new cases for 9,149 in total.

August 26 – San Francisco reported three new COVID-19 deaths for 80 in total and 79 new cases for 9,060 in total.

August 25 – San Francisco reported 45 new cases for 8,981 in total.

August 24 – San Francisco is up to 8,936 cases and 77 deaths in total.

August 21 – San Francisco is up to 8,702 total cases after reporting 91 more.

August 20 – San Francisco reported 83 new cases for 8,611 in total.

August 19 – San Francisco reported two new COVID-19 deaths for 72 in total and 101 additional cases for 8,528 in total.

August 18 – San Francisco reported its 70th COVID-19 death and 81 new cases for 8,427 in total.

August 17 – San Francisco’s total number of cases is up to 8,346.

August 14 – San Francisco reported two more COVID-19 deaths for 69 in total and 109 additional cases for 8,053 in total.

August 13 – San Francisco reported 110 new cases, raising the city and county’s total to 7,944.

August 12 – San Francisco’s coronavirus case count increased by 142 to 7,834.

August 11 – San Francisco reported 69 new cases, bringing the city and county’s total case count to 7,692.

August 10 – San Francisco is up to 7,623 confirmed coronavirus cases in total.

August 7 – San Francisco’s COVID-19 death toll rose by one to 64 and its case count increased by 98 to 7,326.

August 6 – San Francisco reported its 63rd COVID-19 death and 147 new cases for 7,228 in total.

August 5 – San Francisco reported its 62nd COVID-19 death and 92 new cases for 7,081 in total.

August 4 – San Francisco reported 73 new coronavirus cases, raising the city and county’s total to 6,989.

August 3 – San Francisco’s coronavirus case count is up to 6,916.

August 2 – San Francisco County reported 88 new confirmed cases of coronavirus. 

August 1 – San Francisco has reported 208 new cases and two new deaths, bringing the totals to 6,723 and 61.

July 31 – San Francisco’s COVID-19 death toll increased by one to 59 and its case count rose by 152 to 6,575.

July 30 – San Francisco reported its 58th COVID-19 death and 226 additional cases for a total of 6,423.

July 29 – San Francisco reported its 57th COVID-19 death and 132 new cases for 6,197 in total.

July 28 – San Francisco reported 43 new cases, bringing the city and county’s total to 6,065.

July 27 – San Francisco County reports 90 new cases of coronavirus. 

July 26 – San Francisco County confirms 253 new cases of coronavirus.

July 24 – San Francisco reported its 56th COVID-19 death and 115 new cases for 5,679 in total.

July 23 – San Francisco reported two new COVID-19 deaths for 55 in total and 105 new cases for 5,564 in total.

July 22 – San Francisco reported 96 new cases for 5,459 in total.

July 21 – San Francisco reported its 53rd COVID-19 death and 58 new cases for 5,363 in total.

July 20 – San Francisco reported 103 new coronavirus cases, raising the city and county’s total to 5,305.

July 19 – San Francisco County is up to 5,202 confirmed cases. 

July 17 – San Francisco’s COVID-19 death toll rose by one to 52 and its case count increased by 115 to 4,975.

July 16 – San Francisco reported its 51st COVID-19 death and 164 new cases for 4,860 in total.

July 15 – San Francisco’s coronavirus case count increased by 56 to 4,696.

July 14 – San Francisco reported 50 new coronavirus cases, bringing the city and county’s total to 4,640.

July 13 – San Francisco is up to 4,590 confirmed coronavirus cases.

July 10 – San Francisco reported 171 new cases, raising its total to 4,316.

July 9 – San Francisco is up to 4,145 confirmed coronavirus cases after reporting 74 more.

July 8 – San Francisco reported 51 new cases, raising its total to 4,071.

July 7 – San Francisco’s coronavirus case count increased by 28 to 4,020.

July 6 – San Francisco is up to 3,992 confirmed coronavirus cases.

July 3 – San Francisco is now at 3,776 confirmed cases after 57 new cases were reported.

July 2 – San Francisco reported 71 new coronavirus cases for 3,719 in total.

July 1 – San Francisco reported 45 new coronavirus cases, raising its total to 3,648.

June 30 – San Francisco reported 42 more coronavirus cases for 3,603 in total.

June 29 – San Francisco is up to 3,561 confirmed coronavirus cases.

June 28 – San Francisco County reports 112 new coronavirus cases and two more deaths.

June 26 – San Francisco County reports 103 new coronavirus cases for a total of 3,400.

June 25 – San Francisco County reports 48 new coronavirus cases for a total of 3,297.

June 24 – San Francisco County reports 30 new coronavirus cases. 

June 23 – San Francisco County reports 34 new cases of coronavirus.

June 22 – San Francisco reports 127 new cases of coronavirus.

June 20 – San Francisco County reports one new case of coronavirus. 

June 19 – San Francisco reported 37 additional cases for a total of 3,057.

June 18 – San Francisco reported 38 additional cases for a total of 3,020.

June 17 – San Francisco reported its 47th COVID-19 death and 11 new cases for 2,982 in total.

June 16 – San Francisco reported its 46th COVID-19 death and 19 new cases for 2,971 in total.

June 15 – San Francisco reported 24 new cases for a total of 2,952.

June 14 – San Francisco reported its 45th COVID-19 death and 22 new cases for 2,928 in total.

June 13 – San Francisco County has reported 28 new cases, bringing the total to 2,906.

June 12 – San Francisco reported 38 more cases for 2,878 in total.

June 11 – San Francisco’s coronavirus case count rose by 31 to 2,840.

June 10 – San Francisco’s coronavirus case count is up to 2,809 with 16 new cases.

June 9 – San Francisco reported its 44th COVID-19 death and 14 new cases for 2,793 in total.

June 8 – San Francisco is up to 2,779 confirmed coronavirus cases.

June 5 – San Francisco is up to 2,698 confirmed cases after reporting 54 more.

June 4 – San Francisco reported 31 more cases, raising the city and county’s total to 2,644.

June 3 – San Francisco reported an additional 26 coronavirus cases for 2,613 in total.

June 2 – San Francisco reported 17 new coronavirus cases, raising the city and county total to 2,587.

June 1 – San Francisco is up to 2,570 confirmed cases and 43 COVID-19 deaths.

May 31 – San Francisco County reports 85 new cases of coronavirus and one more death. 

May 29 – San Francisco reported its 41st COVID-19 death and 36 new cases for 2,473 in total.

May 28 – San Francisco’s coronavirus case count rose by 29 to 2,437.

May 27 – San Francisco reported nine new coronavirus cases, raising its total to 2,408.

May 26 – San Francisco reported 13 new coronavirus cases for a total of 2,399.

May 25 – San Francisco reported 19 new cases, bringing the city and county’s total number of confirmed cases to 2,386.

May 24 – San Francisco County reports 17 new cases of coronavirus. 

May 23 – San Francisco County reports 30 new cases of coronavirus.

May 22 – San Francisco reported three more COVID-19 deaths for a total of 40 and 122 new cases for a total of 2,320.

May 21 – San Francisco’s confirmed coronavirus case count increased by 13 to 2,198.

May 20 – San Francisco reported its 37th COVID-19 death and six new cases for a total of 2,185.

May 19 – San Francisco reported 48 new coronavirus cases, bringing the city and county’s total to 2,179.

May 18 – San Francisco reported 40 new coronavirus cases, bringing the city and county’s total to 2,131.

May 17 – San Francisco County reports 37 new cases of coronavirus.

May 16 – San Francisco County officials report 28 new cases of coronavirus. 

May 15 – San Francisco reported its 36th COVID-19 death and 27 new cases for a total of 2,026.

May 14 – San Francisco announced five new cases, raising the city and county’s total to 1,999.

May 13 – San Francisco reported 17 new cases, bringing the city and county’s total to 1,994.

May 12 – San Francisco reported 23 new cases, raising the city and county total to 1,977.

May 11 – San Francisco reported one more COVID-19 death for a total of 35 and 11 new cases for a total of 1,954.

May 10 – San Francisco County reports 52 new cases of coronavirus and one new death. 

May 9 – San Francisco has announced 38 new cases, bringing the total to 1,891.

May 8 – San Francisco reported one more COVID-19 death, bringing the city and county’s total to 33. The number of cases rose by 47 to 1,853.

May 7 – San Francisco reported an additional COVID-19 death, raising the death toll to 32. The city also reported 52 new cases for a total of 1,806.

May 6 – San Francisco is up to 1,754 confirmed cases after announcing 26 new cases.

May 5 – San Francisco reported two more COVID-19 deaths, bringing the city and county’s death toll to 31. The number of cases in the city and the county increased by 104 to 1,728.

May 4 – San Francisco is up to 1,624 confirmed cases after reporting 22 new cases.

May 3 – San Francisco County officials report 59 new cases of coronavirus.

May 2 – San Francisco County officials report 20 new cases of coronavirus and one new death. 

May 1 – San Francisco added three more COVID-19 deaths for a total of 28 and 24 new cases for a total of 1,523. 

April 30 – San Francisco reported two more COVID-19 deaths, raising the city and county death toll to 25, and nine new cases for a total of 1,499.

April 29 – San Francisco reports 22 new cases of coronavirus. That brings the city and county’s total to 1,490.

April 28 – The city and county of San Francisco is up to 1,468 cases after reporting 44 new ones.

April 27 – San Francisco reported its 23rd COVID-19 death and 16 new cases for a total of 1,424.

April 26 – San Francisco County officials report 54 new cases, raising the total to 1,408 cases. 

April 25 – San Francisco reports 14 new cases, raising the total to 1,354 cases. 

April 24 – San Francisco announced its 22nd COVID-19 death and 38 new cases for a total of 1,340.

April 23 – San Francisco reported 69 new cases, raising the city and county’s total to 1,302.

April 22 – San Francisco reported its 21st COVID-19 death and two more cases for a total of 1,233.

April 21 – San Francisco reported 15 new cases, bringing its total to 1,231.

April 20 – San Francisco reported 59 additional cases, raising its total to 1,216.

April 19 – San Francisco officials report 20 new cases of coronavirus, raising the total amount of cases to 1,157 

April 18 – San Francisco officials report 79 new cases of coronavirus, raising the total to 1,137. 

April 17 – San Francisco reported three more COVID-19 deaths for a total of 20 and 39 new cases for a total of 1,058.

April 16 – San Francisco reported six new cases, bringing its total to 1,019.

April 15 – San Francisco reported two additional COVID-19 deaths, bringing the city and county’s death toll to 17. It also crossed 1,000 confirmed cases with 26 new ones. The new case count is 1,013.

April 14 – San Francisco reported 30 additional cases, raising the city and county’s total to 987.

April 13 – San Francisco reported its 15th COVID-19 death and 85 new cases for a city and county total of 957.

April 12 – Authorities confirm 15 new cases of coronavirus and one more death. The total now is 872 confirmed cases of coronavirus and 14 deaths.

April 11 – San Francisco reports 60 new cases, raising the total to 857.

April 10 – San Francisco reported three additional COVID-19 deaths for a total of 13 and 73 new cases for a total of 797.

April 9 – San Francisco reported 48 new cases, raising the city and county total to 724.

April 8 – San Francisco reported its tenth COVID-19 death and 54 new cases for a total of 676.

April 7 – San Francisco reported 39 new cases for a city and county total of 622.

April 6 – San Francisco reported its ninth COVID-19 death and 15 new cases for a total of 583.

April 5 – San Francisco now has a total of 568 confirmed cases of coronavirus.

April 4 – San Francisco reported its eighth coronavirus-related death as well as 32 new cases, bringing the city and county total to 529. 

April 3 – San Francisco reported 47 new coronavirus cases, bringing the city and county total to 497.

April 2 – San Francisco announced 16 new COVID-19 cases, raising the city and county total to 450.

San Francisco also confirmed its first case of COVID-19 at a homeless shelter. More details here.

April 1 – San Francisco reported its seventh COVID-19 death and 37 new cases, bringing the city and county total to 434.

March 31 – San Francisco reported 23 new cases for a city and county total of 397.

March 30 – San Francisco reported its sixth coronavirus-related death. The city and county also reported 34 new cases, raising the total to 374.

March 29 – There are 32 new coronavirus cases, raising the total number of cases to 340. Another death was reported, bringing the total number of deaths to five.

March 28 – There are now a total of 308 confirmed cases of coronavirus and four deaths in the county.

March 27 – San Francisco announced its third coronavirus-related death and an additional 56 confirmed cases for a total of 279.

March 26 – San Francisco reported its second coronavirus-related death and an additional 45 cases for a new city and county total of 223.

March 25 – The city and county of San Francisco announced 26 new confirmed cases for a total of 178.

A total of five employees at San Francisco’s Laguna Honda Hospital have tested positive for coronavirus.

The San Francisco Sheriff’s Office announced that four more staff have tested positive for the novel coronavirus. 

In the San Francisco Police Department, the partner of a sergeant confirmed with coronavirus has also tested positive for COVID-19, according to the police union.

San Francisco Municipal Transportation Agency confirmed an employee has tested positive for COVID-19.

March 24 – San Francisco announced its first coronavirus-related death. The resident who died was a man in his 40s who had “multiple, significant underlying health conditions,” according to the mayor’s office.

The city and county of San Francisco is up to 152 confirmed cases after announcing 21 new cases.

The San Francisco Police Department announced a sergeant has tested positive for coronavirus. The sergeant was assigned to the SFPD Special Victims Unit at the Hall of Justice.

March 23 – The number of confirmed coronavirus cases in the city and county of San Francisco has climbed to 131.

The University of San Francisco announced that there are two confirmed cases among “members of our USF community.” The two people haven’t been on campus for at least two weeks. They are at home recovering.

At least one member of the care staff at San Francisco’s Laguna Honda Hospital has tested positive for COVID-19, officials say.

March 22 – A San Francisco County Sheriff’s deputy assigned to a jail has tested positive for coronavirus. Officials said that there are no confirmed cases among inmates at this time. 

San Francisco officials announce 24 new cases in the city, bringing San Francisco’s total number of cases to 108. 

March 21 – Officials announce a total of 84 cases in the city and county. 

March 20 – San Francisco announces six new cases for a city and county total of 76.

March 19 – Officials announce 19 new cases in San Francisco, bringing the city and county total to 70.

March 18 – San Francisco now has 51 confirmed cases in the city and county.

March 17 – San Francisco officials announce three new confirmed cases, bringing the city and county total to 43.

March 16 – San Francisco officials announce three new cases of coronavirus, bringing the city and county’s total to 40. 

March 15 – San Francisco authorities report nine new cases of coronavirus. 

March 14 – An Alaska Airlines customer service agent who worked at San Francisco International Airport tested positive for coronavirus after leaving work on March 10, the airline announced. According to a spokesperson from the airline, the employee is in quarantine and recovering. It is not believed that the employee had prolonged exposure to any customers. Other employees who had exposure to the person are self-isolating, the spokesperson said. 

Officials confirmed five new cases of coronavirus in the city and county. This brings the total number of cases to 28.

March 13 – Officials announce five new cases, bringing the city and county’s total to 23.

March 12 – Officials announce four new cases. Two are hospitalized. Two are isolated at home. One of the cases had close contact with a confirmed case. The other three appear to have been infected via community spread. 

March 10 – San Francisco officials confirm another case of coronavirus in the city, bringing the total amount of cases to 14. 

March 9 – The San Francisco Department of Emergency announced five new cases of coronavirus have been reported in the city and county. This person has had known contact with a person confirmed to have COVID-19.

March 7 – San Francisco announced six residents of the city were in contact with someone confirmed to have COVID-19. These six residents were reported presumptive positive for coronavirus and are now in isolation at home. 

March 6 – The FBI San Francisco Division said an employee has been diagnosed with coronavirus. Here’s a statement from the FBI: “This employee works in a small satellite office. The other employees at the site have returned to their homes until further notice, and everyone known to have been in contact with the infected employee has been notified of possible exposure. The FBI has contacted local health officials as well as the Centers for Disease Control, and the Bureau will take all necessary remedial and precautionary measures to protect our employees, their families and our community. At this time, we assess our operations have not been negatively impacted by COVID-19, and we will continue steadfast in our mission to protect the American people and uphold the Constitution.”

March 5 – San Francisco Mayor London Breed announced the city’s first two cases. The two patients, both hospitalized, appear to have been infected via community spread.

Alameda County

There are at least 21,383 confirmed cases in the county, including the city of Berkeley. One of the cases, however, is a presumptive positive case involving a health care worker who had exposure to a confirmed case in Solano County

September 30 – Alameda County reported four more COVID-19 deaths for 412 in total and 60 new cases for 21,383 in total. 

September 29 – Alameda County added two new COVID-19 deaths for 408 in total and 83 cases for 21,323 in total.

September 28 – Alameda County is up to 406 COVID-19 deaths and 21,240 cases in total.

September 25 – Alameda County reported seven additional COVID-19 deaths for 404 in total and 77 new cases for 21,028 in total.

September 24 – Alameda County reported 112 new cases and 2 deaths for a total of 20,951 cases and 397 deaths. 

September 23 – Alameda County reported five additional COVID-19 deaths for 395 in total and 91 new cases for 20,839 in total. 

September 22 – Alameda County reported 16 new COVID-19 deaths for 390 in total and 107 new cases for 20,748 in total. 

September 21 – Alameda County reported 83 new cases for a total of 20,641. 

September 20 – Alameda County is up to 374 COVID-19 deaths and 20,558 cases in total.

September 18 – Alameda County reported five new COVID-19 deaths for 370 in total and 202 more cases for 20,364 in total. 

September 17 – Alameda County is up three cases, bringing the total to 20,162.

September 16 – Alameda County reported nine more COVID-19 deaths for 365 in total and 62 new cases for 20,159 in total.

September 15 – Alameda County reported 75 new cases and 24 new deaths for a total of 20,097 cases and 356 deaths. 

September 14 – Alameda County’s total number of cases is up to 20,022.

September 13 – Alameda County reported 154 new cases of coronavirus and 12 deaths. 

September 11 – Alameda County reported 17 new COVID-19 deaths for 320 in total and 109 new cases for a total of 19,819.

September 10 – Alameda County reported 114 new cases, bringing its total to 19,710. 

September 9 – Alameda County reported 100 additional cases, raising its total to 19,596. 

September 8 – Alameda County reported 146 new cases and three deaths for a total of 19,496 cases and 303 deaths. 

September 7 – Alameda County reported 162 new cases, raising its total to 19,350. 

September 6 – Alameda County reported its 300th COVID-19 death and 57 new cases for 19,188 in total.

September 5 – Alameda County has announced 154 new cases and three new deaths for totals of 19,131 and 299.

September 4 – Alameda County reported 125 new cases and one new death for a total of 18,977 cases and 296 deaths. 

September 2 – Alameda County reported 250 new cases and 17 deaths for a total of 18,445 cases and 274 deaths. 

September 1 – Alameda County reported 258 new cases of coronavirus.

August 31 – Alameda County reported147 new cases of coronavirus.

August 30 – Alameda County reported 654 new cases of coronavirus.

August 26 – Alameda County reported three more COVID-19 deaths for 243 in total and 110 new cases for 17,385 in total.

August 25 – Alameda County reported six new COVID-19 deaths for 240 in total and 542 new cases for 17,275 in total.

August 24 – Alameda County reported 10 additional cases, bringing its total to 16,733.

August 23 – Alameda County is now at 16,723 cases in total.

August 21 – Alameda County reported three new COVID-19 deaths for 234 in total and 285 new cases for 16,469 in total.

August 20 – Alameda County reported three additional COVID-19 deaths for 231 in total and 348 new cases for 16,184 in total.

August 19 – Alameda County reported four new COVID-19 deaths for 228 in total and 399 new cases for 15,836 in total.

August 18 – Alameda County’s COVID-19 death toll increased by three to 224 and its case count rose by 307 to 15,437.

August 17 – Alameda County reported seven new cases for a total of 15,130. 

August 16 – Alameda County is up to 15,123 confirmed cases and 221 deaths.

August 14 – Alameda County reported three more COVID-19 deaths for 219 in total and 329 additional cases for 14,558 in total.

August 13 – Alameda County is up to 216 COVID-19 deaths after reporting four more. The county’s case count increased by 130 to 14,229.

August 12 – Alameda County reported seven new COVID-19 deaths for 212 in total and 435 new cases for 14,099 in total.

August 11 – Alameda County’s coronavirus case count increased by 446 to 13,664.

August 10 – Alameda County reported 19 new cases and a total of 13,218. 

August 9 – Alameda County is up to 205 COVID-19 deaths and 13,199 cases in total.

August 7 – Alameda County reported three more COVID-19 deaths for 205 in total and 323 new cases for 12,791 in total.

August 6 – Alameda County’s totals are now 12,468 cases and 202 deaths after increasing by 332 new cases and nine deaths.

August 5 – Alameda County reported its 193rd COVID-19 death and 227 new cases for 12,136 in total.

August 4 – Alameda County’s COVID-19 death toll rose by three to 192 and its case count increased by 63 to 11,909.

August 3 – Alameda County’s coronavirus case count rose by 322 to 11,846.

August 2 – Alameda County reported 40 new confirmed cases of coronavirus. 

August 1 – Alameda County is up 353 cases and seven deaths for countywide totals of 11,484 and 189.

July 30 – Alameda County reported its 182nd COVID-19 death and 358 new cases for 11,131 in total.

July 29 – Alameda County reported 140 new cases for a total of 10,773.

July 28 – Alameda County’s COVID-19 death toll is now at 181. The county’s case count increased by 195 to 10,633.

July 27 – Alameda County reports 68 new cases of coronavirus. 

July 26 – Alameda County confirms 156 new cases of coronavirus. 

July 24 – Alameda County reported five additional COVID-19 deaths for 178 in total and 345 new cases for 10,214 in total.

July 23 – Alameda County’s COVID-19 death toll rose by two to 173 and its case count increased by 226 to 9,869.

July 22 – Alameda County reported four more COVID-19 deaths for 171 in total and 260 new cases for 9,643 in total.

July 21 – Alameda County reported five new COVID-19 deaths for 167 in total and 127 more cases for 9,383 in total.

July 20 – Alameda County reported 19 new cases for 9,256 in total.

July 19 – Alameda County has reported 314 new cases, bringing the total to 9,237. The county has also reported one new death for a total of 162.

July 18 – Alameda County reported a total of 65 new coronavirus cases.

July 17 – Alameda County reported seven more COVID-19 deaths for a total of 161 and 231 new cases for 8,858 in total.

July 16 – Alameda County reported 149 new cases, bringing the county’s total to 8,627.

July 15 – Alameda County reported two additional COVID-19 deaths for 154 in total and 157 new cases for 8,478 in total.

July 14 – Alameda County’s COVID-19 death toll increased by four to 152. The county’s case count rose by 345 to 8,321.

July 13 – Alameda County is up to 7,976 confirmed coronavirus cases.

July 11 – Alameda County is reporting 7,725 coronavirus cases and 148 deaths in total.

July 10 – Alameda County is up to 7,485 confirmed cases after reporting 78 more. The county also reported its 147th COVID-19 death.

July 9 – Alameda County reported four more COVID-19 deaths for 146 in total and 162 new cases for 7,407 in total.

July 8 – Alameda County is up to 142 COVID-19 deaths and 7,245 confirmed cases.

July 6 – Alameda County reported 32 new coronavirus cases for 6,887 in total.

July 5 – Alameda County reported 299 new coronavirus cases for 6,855 in total.

July 4 – Alameda County reports 84 new cases of coronavirus.

July 3 – Alameda County has announced 88 new cases and two new deaths for totals of 6,472 and 140.

July 2 – Alameda County’s COVID-19 death toll increased by two to 138 and its case count rose by 228 to 6,384.

July 1 – Alameda County reported its 136th COVID-19 death and 192 additional cases for a total of 6,156.

June 30 – Alameda County’s COVID-19 death toll increased by two to 135. The county’s case count rose by 202 to 5,964.

June 29 – Alameda County is now at 5,762 confirmed coronavirus cases.

June 28 – Alameda County reports 177 new cases of coronavirus and two more deaths.

June 26 – Alameda County reports 110 new coronavirus cases and two more deaths. 

June 25 – Alameda County reports 101 new coronavirus cases and six more deaths. 

June 23 – Alameda County reports 135 new coronavirus cases and two more deaths. 

June 23 – Alameda County reports 133 new cases of coronavirus.

June 22 – Alameda County reports 124 new cases of coronavirus. 

June 20 – Alameda County reports 103 new cases of coronavirus. 

June 19 – Alameda County has reported 64 new cases and one new death for totals of 4,702 and 118.

June 18 – Alameda County reported its 117th COVID-19 death and 105 new cases for 4,638 in total.

June 17 – Alameda County reported four more COVID-19 deaths for a total of 116 and 52 more cases for 4,533 in total.

June 16 – Alameda County’s coronavirus case count rose by 108 to 4,481.

June 15 – Alameda County reported 53 additional cases, raising the county’s total to 4,373.

June 14 – Alameda County reported three additional COVID-19 deaths for 112 in total and 104 new cases for 4,320 in total.

June 12 – Alameda County reported its 109th COVID-19 death and 97 new cases for 4,216 in total.

June 11 – Alameda County reported three more COVID-19 deaths for 108 in total and 86 additional cases for 4,119 in total.

June 10 – Alameda County reported three additional COVID-19 deaths for 105 in total and 48 new cases for 4,033 in total.

June 9 – Alameda County reported its 102nd COVID-19 death and 40 additional cases for 3,985 in total.

June 8 – Alameda County reported 71 new coronavirus cases for 3,945 in total.

June 7 – Alameda County is up to 3,874 confirmed cases.

June 5 – Alameda County reported four additional COVID-19 deaths for 101 in total and 84 new cases for 3,725 in total.

June 4 – Alameda County’s coronavirus case count increased by 93 to 3,641.

June 3 – Alameda County reported 33 new cases for a total of 3,548.

June 2 – Alameda County reported its 97th COVID-19 death and 45 new cases for 3,515 in total.

June 1 – Alameda County reported 80 new coronavirus cases, bringing the county’s total to 3,470.

May 31 – Alameda County reports 195 new cases of coronavirus and one more death. 

May 29 – Alameda County reported its 95th COVID-19 death and 98 new cases for a total of 3,195.

May 28 – Alameda County reported its 94th COVID-19 death and 48 new cases for a total of 3,097.

May 27 – Alameda County is up to 3,049 cases after reporting 63 more.

May 26 – Alameda County’s coronavirus case count rose by 112 to 2,986.

May 25 – Alameda County reported 27 new cases for a total of 2,874.

May 24 – Alameda County reports 80 new cases of coronavirus cases and one more death. 

May 23 – Alameda County reports 59 new cases of coronavirus and two more deaths. 

May 22 – Alameda County is up to 2,708 confirmed cases after reporting 99 more.

May 21 – Alameda County’s COVID-19 death toll rose by two to 90 and its case count increased by 49 to 2,609.

May 20 – Alameda County reported two more COVID-19 deaths for a total of 88 and 38 new cases for a total of 2,560.

May 19 – Alameda County reported three more COVID-19 deaths for a total of 86 and 65 new cases for a total of 2,522.

May 18 – Alameda County announced 65 new coronavirus cases, raising the county’s total to 2,457.

May 17 – Alameda County reports 41 new cases of coronavirus. 

May 16 – Alameda County officials report 51 new cases of coronavirus and one more death. 

May 15 – Alameda County’s COVID-19 death toll rose by three to 82. The county’s case count rose by 66 to 2,300.

May 14 – Alameda County reported three new COVID-19 deaths for a total of 79 and 56 new cases for a total of 2,234.

May 13 – Alameda County’s COVID-19 death toll increased by two to 76 and its case count rose by 45 to 2,178.

May 12 – Alameda County reported three more COVID-19 deaths for a total of 74 and 32 new cases for a total of 2,133.

May 11 – Alameda County announced 37 new cases, raising the county’s total to 2,101.

May 10 – Alameda County reports 41 new cases of coronavirus. 

May 9 – Alameda County has reported 62 new cases, bringing the total to 2,023 and one new death, bringing the total to 71.

May 8 – Alameda County reported three more COVID-19 deaths for a total of 70 and 44 new cases for a total of 1,961.

May 7 – Alameda County’s COVID-19 death toll rose by one to 67. The county’s coronavirus case count increased by 54 to 1,917.

May 6 – Alameda County officials have reported an increase of 54 cases for a total of 1,863.

May 5 – Alameda County’s COVID-19 death toll rose by three to 66. The county’s case count also increased, rising to 1,809 with 33 new cases.

May 4 – Alameda County, including the city of Berkeley, is now at 1,776 confirmed cases after reporting 27 more.

May 3 – Alameda County officials report 43 new cases of coronavirus 

May 2 – Alameda County has reported one new coronavirus case for a total of 1,706.

Alameda County officials report one new death and 69 new cases of coronavirus. 

May 1 – Alameda County announced two more COVID-19 deaths, raising the county’s death toll to 62. The county, including the city of Berkeley, is up to 1,636 cases after reporting 33 more.

April 30 – Alameda County reported three new COVID-19 deaths, raising the death toll to 60. The county, including the city of Berkeley, also reported 35 new cases for a total of 1,603.

April 29 – Alameda County, including the city of Berkeley, reports 35 new cases of coronavirus and two new deaths, bringing the totals to 1,568 cases and 57 deaths.

April 28 – Alameda County’s COVID-19 death toll has increased by three to 55. The county, including the city of Berkeley, is up to 1,533 cases.

April 27 – Alameda County, including the city of Berkeley, is up to 1,500 cases.

April 26 – Alameda County officials report 31 new cases, raising the total to 1,470 cases. 

April 25 – Alameda County reports 36 new cases and four new deaths, raising the total to 1,439 cases and 52 deaths. 

April 24 – Alameda County reported two additional COVID-19 deaths for a total of 48. The county, including the city of Berkeley, also reported 51 new cases, raising the total to 1,403.

April 23 – Alameda County announced its 46th COVID-19 death. The county and the city of Berkeley are up to 1,352 confirmed cases. That’s an increase of 70 from the day before.

April 22 – Alameda County announced two more COVID-19 deaths, raising the county death toll to 45. The county, including the city of Berkeley, is now at 1,282 cases.

April 21 – Alameda County reported one additional COVID-19 death for a total of 43. The county, including the city of Berkeley, is up 48 confirmed cases to 1,241 in total.

April 20 – Alameda County, including the city of Berkeley, is up to 1,193 confirmed cases.

April 19 – Alameda County has reported one new COVID-19 death, bringing the total number of deaths to 42.

Alameda County officials report 50 new cases of coronavirus, raising the total amount of cases to 1,164 

April 18 – Alameda County officials report a total of 1,114 cases of coronavirus in the county. Officials also reported one more death, raising the total number of deaths to 41. 

April 17 – Alameda County reported its 40th COVID-19 death. The county, including the city of Berkeley, also announced more cases. The total is up to 1,063.

April 16 – Alameda County reported three more COVID-19 deaths, raising its death toll to 39. The county also became the third Bay Area county to surpass 1,000 confirmed cases. The case count for the county, including the city of Berkeley, is now at 1,009.

April 15 – Alameda County’s COVID-19 death toll has increased from 23 to 36. The county, including the city of Berkeley, is up to 964 confirmed cases.

April 13 – Alameda County, including the city of Berkeley, is up to 888 confirmed cases.

April 12 – Alameda County reports 37 new cases of coronavirus and two more deaths. 

April 11 – Alameda County has announced 38 new cases and one new death, bringing the totals for the county to 808 cases and 21 deaths.

Alameda County reported two new cases, raising the county’s total number of coronavirus cases to 770.

April 10 – Alameda County reported three new coronavirus-related deaths for a total of 20 and added 49 new cases for a total of 768. 

April 9 – Alameda county officials announced 41 new cases for a total of 715. 

Berkeley reported its first COVID-19 death.

April 8 – Alameda County reported its 16th COVID-19 death. The county, including the city of Berkeley, also reported 40 new cases for a total of 674.

Six infected residents have died following a COVID-19 outbreak at a Hayward nursing home. In addition, at least 29 other residents and 24 staff members at Gateway Care and Rehab Center have tested positive for coronavirus. Details here.

The Alameda County Sheriff’s Office reports eight new inmates at Santa Rita Jail in Dublin have COVID-19, bringing the total to 11.

April 7 – Alameda County reported two more COVID-19 deaths, raising the county death toll to 15. The county, including the city of Berkeley, is up to 634 total cases with 46 new ones being announced.

Three inmates at Santa Rita Jail in Dublin have tested positive for the novel coronavirus. Details here.

April 6 – Alameda County reported an additional COVID-19 death for a total of 13. The county, including the city of Berkeley, also announced a total of 588 coronavirus cases.

April 5 – Alameda County reported 27 new cases for a countywide total of 566.

Alameda County officials report two new cases, raising the total to 539.

April 4 – Alameda County officials reported 94 new cases, for a total of 537.

April 3 – Alameda County reported three additional COVID-19 deaths. The county, including the city of Berkeley, also announced 47 new cases for a total of 443.

April 2 – Alameda County and the city of Berkeley are up to 396 total coronavirus cases. The county also reported an additional COVID-19 death, bringing the death toll to nine.

April 1 – Alameda County, including the city of Berkeley, is up to eight COVID-19 deaths and 359 confirmed cases.

March 31 – Alameda County, including the city of Berkeley, is up to 313 confirmed cases.

March 30 – There are now 283 confirmed cases in Alameda County and the city of Berkeley.

March 29 – Alameda County, including the city of Berkeley, is up to 270 confirmed cases. The county death toll increased by one to seven.

March 28 – Alameda County officials confirmed 20 new cases for a countywide total of 240, and two new coronavirus-related deaths for a total of six.

March 27 – There are now 220 confirmed coronavirus cases in Alameda County, including the city of Berkeley. 

March 26 – Alameda County reported two more coronavirus-related deaths, raising the county’s death toll to four. The county’s confirmed coronavirus case total also increased to 178. This number includes 14 total cases in Berkeley.

March 25 – A gate agent at Oakland International Airport has tested positive for COVID-19.

March 24 – Alameda County reported its second coronavirus-related death. The county’s number of confirmed coronavirus cases increased to 124. The city of Berkeley, which is not included in the county’s total, reported 11 total cases.

March 23 – The Alameda County Public Health Department announced the county’s first death from COVID-19. The person who died was elderly and had underlying conditions. The health department also reported that the county is up to 112 coronavirus cases. The city of Berkeley, which is not included in the county’s total, reported 10 cases.

March 22 – Alameda County officials confirm a total of 106 cases of coronavirus in the county.

March 21 – Officials with the city of Berkeley and the County of Alameda have announced 26 new cases, bringing the total number of cases in the county to 71.

Sunrise Senior Living home in Pleasanton has confirmed that it has a case of coronavirus. It is not known if this case has already been counted in Alameda County’s total of 45 cases.

March 20 – Alameda County is now at 45 confirmed cases, with 10 new cases being announced.

March 19 – Alameda County reports 35 total cases in the county. 

March 18 – Alameda County reports that there are now 31 confirmed cases in the county.

March 17 – Alameda County reports six new cases, with the county total now climbing to 27.

March 16 – Authorities confirm three more cases of coronavirus in Alameda County, bringing the total to 21. 

March 15 – Officials in Alameda County have announced five new coronavirus cases, bringing the county total to 18.

March 14 – A UC Berkeley grad student has tested positive for coronavirus, school officials said. The student is self-isolating in their home that is not on campus or in the city of Berkeley.

March 13 – Alameda County Public Health Department confirms four new positive cases of coronavirus. Two of the four cases are the first incidence of community-acquired transmission in the county. Alameda County now has a total of 11 cases.

March 12 – The county health department reported four new cases, bringing the county total to seven. Two of the cases appear to have been infected via community spread. The other two cases are linked to other confirmed cases.

March 10 – Health officials announce a new case, bringing the total to three confirmed coronavirus cases in Alameda County. The individual is the spouse of the second confirmed case, and is an older adult, who had disembarked from the Grand Princess cruise ship in February (11th-21st). This individual had already been quarantined at home and remains isolated. 

March 6 – Alameda County Public Health Department reports another case of coronavirus. Officials said the patient was aboard the Grand Princess. The case is an older adult who has underlying medical conditions. The individual is hospitalized and their family members are in quarantine.

March 3 – Berkeley health officials announce the city’s first confirmed case of coronavirus — a resident who recently traveled abroad.

Contra Costa County

There are at least 16,896 cases in the county

September 30 – Contra Costa County reported two more COVID-19 deaths and 103 more cases, bringing the totals to 209 deaths and 16,896 cases. 

September 29 – Contra Costa County is up to 207 COVID-19 deaths and 16,793 cases in total.

September 25 – Contra Costa County reported 142 new cases, raising its total to 16,469. The county also reported its 205th COVID-19 death. 

September 24 – Contra Costa County is up to 16,327 total cases after reporting 89 more. 

September 23 – Contra Costa County reported two more COVID-19 deaths for 204 in total and 82 additional cases for 16,238 in total. 

September 22 – Contra Costa County reported its 202nd COVID-19 death and 100 more cases for 16,156 in total. 

September 21 – Contra Costa County reported 98 additional cases for 16,056 in total. 

September 20 – Contra Costa County is now at 201 COVID-19 deaths and 15,958 cases in total.

September 19 – Contra Costa County reports 101 new cases of coronavirus. 

September 18 – Contra Costa County reported its 199th COVID-19 death and 94 more cases for 15,734 in total. 

September 17 – Contra Costa County reported its 198th COVID-19 death and 96 new cases for 15,640 in total. 

September 16 – Contra Costa County reported three new COVID-19 deaths for 197 in total and 55 new cases for 15,544 in total. 

September 15 – Contra Costa County reported two new COVID-19 deaths for 194 in total and 65 new cases for 15,489 in total. 

September 14 – Contra Costa County is up to 15,424 total cases.

September 13 – Contra Costa County reported 148 new cases of coronavirus and one death. 

September 11 – Contra Costa County reported its 189th COVID-19 death and 92 new cases for 15,058 in total. 

September 10 – Contra Costa County is up to 188 COVID-19 deaths and 14,966 total cases.

September 8 – Contra Costa County reported 173 new cases, bringing its total to 14,885. 

September 7 – Contra Costa County reported its 187th COVID-19 death and 73 new cases for 14,712 in total. 

September 6 – Contra Costa County’s total number of cases has increased by 228 to 14,639.

September 5 – Contra Costa County’s total number of cases has increased by 116 to 14,527.

September 4 – Contra Costa County reported three new COVID-19 deaths for 186 in total and 199 new cases for 14,411 in total. 

September 3 – Contra Costa County reported 101 new cases for 14,212 in total.

September 2 – Contra Costa County reported 76 new cases and four deaths for a total of 14,111 cases and 183 deaths. 

September 1 – Contra Costa County reported 97 new cases of coronavirus. 

August 31 – Contra Costa County reported 136 new coronavirus cases.

August 30 – Contra Costa County reported 404 new coronavirus cases.

August 27 – Contra Costa County reported its 173rd COVID-19 death and 139 new cases for 13,398 in total.

August 26 – Contra Costa County reported its 172nd COVID-19 death and 136 new cases for 13,259 in total.

August 25 – Contra Costa County reported two new COVID-19 deaths for 171 in total and 254 new cases for 13,123 in total.

August 24 – Contra Costa County is now at 12,869 total cases and 169 total deaths.

August 21 – Contra Costa County reported three new deaths for 164 in total and 316 new cases for 12,362 in total.

August 20 – Contra Costa County is up to 12,046 cases and 161 deaths in total.

August 18 – Contra Costa County reported 260 new cases, raising its total to 11,668.

August 17 – Contra Costa County reported 180 new cases for 11,408 in total.

August 16 – Contra Costa County is at 11,228 confirmed cases and 157 deaths in total.

August 14 – Contra Costa County reported its 152nd COVID-19 death and 274 new cases for 10,756 in total.

August 13 – Contra Costa County reported two new COVID-19 deaths for 151 in total and 379 additional cases for 10,482 in total.

August 12 – Contra Costa County reported three new COVID-19 deaths for 149 in total and 316 new cases for 10,103 in total.

August 11 – Contra Costa County reported seven new COVID-19 deaths for 146 in total and 383 new cases for 9,787 in total.

August 10 – Contra Costa County reported 222 new cases, bringing the county’s total to 9,404.

August 9 – Contra Costa County is up to 139 COVID-19 deaths and 9,182 cases in total.

August 7 – Contra Costa County’s COVID-19 death toll increased by two to 136 and its case count jumped by 228 to 8,760.

August 6 – Contra Costa County reported three more COVID-19 deaths for 134 in total and 208 new cases for 8,532 in total.

August 5 – Contra Costa County reported 148 new cases for 8,324 in total.

August 4 – Contra Costa County reported four additional COVID-19 deaths for 131 in total and 143 new cases for 8,176 in total.

August 3 – Contra Costa County reported two new COVID-19 deaths for 127 in total and 67 new cases for 8,033 in total.

August 2 – Contra Costa County reported 160 new confirmed cases of coronavirus. The county’s COVID-19 death toll is at 125.

August 1 – Contra Costa County announced 136 new cases, bringing the total to 7,806.

July 31 – Contra Costa County reported three new COVID-19 deaths for 119 in total and 93 additional cases for 7,670 in total.

July 30 – Contra Costa County is at 116 COVID-19 deaths and 7,577 total cases. According to the county, “The State reporting system had a glitch yesterday. Today’s numbers reflect the corrected data.”

July 29 – Contra Costa County reported its 109th COVID-19 death and 410 new cases, bringing the county’s total to 7,714.

July 28 – Contra Costa County reported four more COVID-19 deaths for 108 in total and 231 new cases for 7,304 in total.

July 27 – Contra Costa County reports 140 new cases of coronavirus. 

July 26 – Contra Costa County confirms 306 new cases of coronavirus and one more death. 

July 24 – Contra Costa County’s COVID-19 death toll rose by one to 103 and its case count increased by 202 to 6,627.

July 23 – Contra Costa County reported 223 new cases, bringing the county’s total to 6,425.

July 22 – Contra Costa County reported 271 new cases, raising the county’s total to 6,202.

July 21 – Contra Costa County reported three more COVID-19 deaths for a total of 102 and 200 new cases for a total of 5,931.

July 20 – Contra Costa County reported its 99th COVID-19 death and 125 new cases for 5,731 in total.

July 19 – Contra Costa County is up to 5,606 total coronavirus cases and 98 deaths. 

July 17 – Contra Costa County is up to 96 COVID-19 deaths after reporting three more and 5,378 total cases after reporting 145 new ones.

July 16 – Contra Costa County reported its 93rd COVID-19 death and 93 new cases for 5,233 in total.

July 15 – Contra Costa County reported 117 new cases, raising the county’s total to 5,140.

July 14 – Contra Costa County reported two more COVID-19 deaths for 92 in total and 171 new cases for 5,023 in total.

July 13 – Contra Costa County reported 191 new coronavirus cases, raising the county’s total to 4,852.

July 12 – Contra Costa County is up to 4,661 confirmed coronavirus cases and 90 deaths.

July 10 – Contra Costa County reported 103 new cases for 4,460 in total.

July 9 – Contra Costa County’s COVID-19 death toll rose by two to 88 and its case count increased by 116 to 4,357.

July 8 – Contra Costa County reported an additional 149 cases for 4,241 in total.

July 7 – Contra Costa County announced its 86th COVID-19 death and 214 new cases for 4,092 in total.

July 6 – Contra Costa County reported four more COVID-19 deaths for a total of 85 and 216 new cases for a total of 3,878.

July 5 – Contra Costa County reported 98 new coronavirus cases for 3,662 in total.

July 4 – Contra Costa County reports 132 new cases of coronavirus and two more deaths. 

July 3 – Contra Costa County has announced 106 new cases and one new death, bringing the countywide totals to 3,432 and 79.

July 2 – Contra Costa County reported its 78th COVID-19 death and 78 new cases for 3,326 in total.

July 1 – Contra Costa County reported its 77th COVID-19 death and 116 new coronavirus cases for 3,248 in total.

June 30 – Contra Costa County reported 161 new coronavirus cases, raising the county’s total to 3,132.

June 29 – Contra Costa County is up to 2,971 confirmed coronavirus cases and 76 deaths.

June 28 – Contra Costa County reports 126 new cases of coronavirus and one more death.

June 26 – Contra Costa County reports 100 new cases of coronavirus and one more death.

June 25 – Contra Costa County reports 53 new cases of coronavirus and five more deaths.

June 24 – Contra Costa County reports 69 new cases of coronavirus and five more deaths. 

June 23 – Contra Costa County reports 85 new cases of coronavirus. 

June 22 – Contra Costa County reports 75 new cases of coronavirus.

June 21 – Contra Costa County reports 54 new cases ofcoronavirus and six deaths.

June 20 – Contra Costa County reports 92 new cases of coronavirus. 

June 19 – Contra Costa County reported one more COVID-19 death for 56 in total and 37 new cases for 2,148 in total.

June 18 – Contra Costa County reported five more COVID-19 deaths for 55 in total and 40 new cases for 2,111 in total.

June 17 – Contra Costa County reported its 50th COVID-19 death and 45 more cases for 2,071 in total.

June 16 – Contra Costa County reported five more COVID-19 deaths for 49 in total and 43 new cases for 2,026 in total.

June 15 – Contra Costa County reported 24 more cases for 1,983 in total.

June 14 – Contra Costa County reported 38 new cases, bringing the county’s total to 1,959.

June 13 – Contra Costa County officials have announced 44 new coronavirus cases, bringing the total to 1,921.

June 12 – Contra Costa County is up to 1,877 confirmed cases after reporting 48 more.

June 11 – Contra Costa County reported its 44th COVID-19 death and 31 new cases for 1,829 in total.

June 10 – Contra Costa County reported 24 additional cases, raising the county’s total to 1,798.

June 9 – Contra Costa County reported three new COVID-19 deaths for 43 in total and 68 additional cases for 1,774 in total.

June 8 – Contra Costa County reported its 40th COVID-19 death and 38 new cases for 1,706 in total.

June 7 – Contra Costa County is up to 39 COVID-19 deaths and 1,668 confirmed cases.

June 5 – Contra Costa County reported 30 more cases for 1,577 in total.

June 4 – Contra Costa County reported 34 more coronavirus cases for 1,547 in total.

June 3 – Contra Costa County is up to 1,513 cases and 38 COVID-19 deaths.

June 2 – Contra Costa County reported 38 more coronavirus cases for a total of 1,506. The county’s COVID-19 death toll has been lowered to 37.

June 1 – Contra Costa County reported 18 more coronavirus cases for a total of 1,468 and its 38th COVID-19 death.

May 31 – Contra Costa County reports 46 new cases of coronavirus 

May 29 – Contra Costa County is up to 1,404 confirmed cases after announcing 20 more.

May 28 – Contra Costa County’s coronavirus case count increased by nine to 1,384.

May 27 – Contra Costa County reported 22 more cases, raising its total to 1,375.

May 26 – Contra Costa County reported 17 new cases for 1,353 in total.

May 25 – Contra Costa County reported its 37th COVID-19 death. The county is up to 1,336 confirmed cases after reporting 15 more.

May 24 – Contra Costa County reports 25 new cases of coronavirus. 

May 23 – Contra Costa County reports 37 new cases of coronavirus. 

May 22 – Contra Costa County reported 25 new cases, bringing the county’s total to 1,259.

May 21 – Contra Costa County reported three additional COVID-19 deaths for a total of 36 and 25 new cases for a total of 1,234.

May 20 – Contra Costa County announced 17 new cases, bringing the county’s total to 1,209.

May 19 – Contra Costa County is up to 1,192 confirmed coronavirus cases after reporting 37 more.

May 18 – Contra Costa County reported nine new cases, bringing the county to 1,155 total cases.

May 17 – Contra Costa County reports 25 new cases of coronavirus.

May 16 – Contra Costa County officials report 21 new cases of coronavirus. 

May 15 – Contra Costa County is up to 1,100 cases after reporting 11 new ones.

May 14 – Contra Costa County reported nine new cases, bringing the county’s total to 1,089.

May 13 – Contra Costa County reported its 33rd COVID-19 death and 14 new cases for a total of 1,080.

May 12 – Contra Costa County reported 18 additional cases, raising the county total to 1,066.

May 11 – Contra Costa County reported its 32nd COVID-19 death.

May 10 – Contra Costa County reports 12 new cases of coronavirus. 

May 9 – Contra Costa County officials have confirmed 22 new cases for a total of 1,036. The county’s death toll has increased to 31.

May 8 – Contra Costa County reported an additional 15 cases, bringing its total above 1,000 to 1,014.

May 7 – Contra Costa County reported 14 new cases, bringing the county’s total to 999.

May 6 – Contra Costa County’s coronavirus case count increased by 16 to 985.

May 5 – Contra Costa County reported its 29th COVID-19 death and 22 new cases for a total of 969.

May 4 – Contra Costa County is up to 947 confirmed cases.

May 3 – Contra Costa County officials report 11 new cases of coronavirus.

May 1 – Contra Costa County reported its 28th COVID-19 death and 16 new cases for a total of 907.

April 30 – Contra Costa County announced two additional COVID-19 deaths for 27 in total and 29 new cases for a total of 891.

April 29 – Contra Costa County reported 20 new cases, raising its total to 862.

April 28 – Contra Costa County announced 22 new cases, raising the county’s total to 842.

April 27 – Contra Costa County reported three additional cases, raising its total to 820.

April 26 – Contra Costa County officials report 12 new cases, raising the total to 817 cases. 

April 25 – Contra Costa County reports 19 new cases and two new deaths, raising the total to 805 cases and 25 deaths. 

April 24 – Contra Costa County is up to 786 total cases after announcing 16 new ones.

April 23 – Contra Costa County announced one additional COVID-19 death, raising the county death toll to 23. The county also reported seven new cases for a total of 770.

April 22 – Contra Costa County announced 14 new cases for a total of 763.

April 21 – Contra Costa County announced 42 new cases, raising its total to 749.

April 20 – Contra Costa County reported two more COVID-19 deaths, raising its death toll to 22. The county also reported 14 new cases for a total of 707.

April 19 – Contra Costa County officials report eight new cases of coronavirus and one new death. The total number of cases is now 693 with 20 deaths.

April 18 – Contra Costa County officials report 37 new cases of coronavirus, raising the total to 685. 

April 17 – Contra Costa County announced three additional COVID-19 deaths, raising its total to 19. The county also reported 17 new cases for a total of 648.

April 16 – Contra Costa County reported two additional COVID-19 deaths, raising the county death toll to 16. The county also reported 16 new cases for a total of 631.

April 15 – Contra Costa County announced two additional COVID-19 deaths for a total of 14 and 15 new cases for a total of 615.

April 14 – Contra Costa County reported 48 new cases, raising the county total to 600, and one new death, raising the total to 12.

April 13 – Contra Costa County reported 13 new cases, raising the county total to 552.

April 12 – Contra Costa County now has a total of 539 cases of coronavirus. 

April 11 – Contra Costa County reports a total of 11 deaths and 530 confirmed cases of coronavirus.

April 10 – Contra Costa County reported its ninth COVID-19 death and 27 new cases for a total of 511.

April 9 – Contra Costa County reported its eighth COVID-19 death and 22 more cases for a total of 484. 

April 8 – Contra Costa County reported 20 new cases for a total of 462.

April 7 – Contra Costa County reported 25 new cases, raising the county total to 442.

April 6 – Contra Costa County announced its seventh COVID-19 death and 31 new cases, bringing the county case count to 417. 

April 5 – Contra Costa County reported 33 new cases for a total of 386 and one new death, making the total for the county six coronavirus-related deaths.

April 4 – Contra Costa County announced 46 new coronavirus cases for total of 353.

April 3 – Contra Costa County announced two additional COVID-19 deaths for a total of five and 31 new cases for a total of 307.

April 2 – Contra Costa County is up to 276 coronavirus cases after announcing 26 new cases.

April 1 – Contra Costa County announced 28 new cases for a county total of 250.

March 31 – Contra Costa County reports 35 new cases, raising the county’s total to 222.

March 30 – Contra Costa County reports an additional 12 cases for a county total of 187.

March 29 – Contra Costa County officials have confirmed seven new cases for a countywide total of 175 cases.

March 28 – Contra Costa County announced 17 new coronavirus cases and one new death, bringing the totals to 168 cases and three deaths.

March 27 – Contra Costa County has announced its second COVID-19 related death and four new cases, bringing the county’s total number of cases to 151. 

Contra Costa County announced 16 new cases for a county total of 147.

March 26 – Contra Costa County reports 23 new cases, bringing the county total to 131.

March 25 – Contra Costa County reports 22 new cases for a county total of 108.

March 24 – Contra Costa County reported 15 new cases for a county total of 86.

March 23 – Contra Costa County is up to 71 confirmed coronavirus cases.

March 22 – Health officials announce 10 new cases of coronavirus, bringing the county’s total to 61. 

March 21 – Contra Costa County officials announce a total of 51 cases of coronavirus.

March 20 – Contra Costa County confirmed its first death linked to COVID-19. The patient died in a hospital in Contra Costa County. The Contra Costa County resident was in their 70s and had a pre-existing condition that put them at higher risk of serious illness from COVID-19, and a history of recent overseas travel, officials said. The county also reported four additional cases, raising the county total to 46.

March 19 – Contra Costa County announces another case, bringing the county total to 42.

March 18 – Contra Costa County reports 41 confirmed cases in the county.

March 17 – Contra Costa County announces five new cases. The county total is now 39.

March 16 – Contra Costa County officials announced that the total number of confirmed cases is at 34.

March 13 – Contra Costa Health Services announced there are now 25 total cases in the county.

March 12 – Contra Costa County Health Services now says the county has a total of 16 cases.

March 10 – Officials announce an additional presumptive positive case.

March 8 – Contra Costa Health Services officials confirmed five new cases of coronavirus in the county. Our previous number of cases in the county was 12, which had included three evacuees from Travis Air Force Base in Fairfield. 

March 6 – County health officials announce three new cases. Two of the patients were passengers aboard the Grand Princess cruise ship and one is known to have had close contact with a COVID-19 patient in another jurisdiction. They are all isolated in their homes.

March 3 – County health officials announced the first local confirmed case of coronavirus. Officials said the resident is being treated at a local hospital, did not travel to recently impacted countries, and had no known contact with an infected person.

San Mateo County

There are at least 9,990 cases reported in the county.

September 30 – San Mateo County is up to 9,990 total cases after reporting 40 more. 

September 29 – San Mateo County is up to 9,950 cases in total.

September 25 – San Mateo County reported six new COVID-19 deaths for 150 in total and 71 more cases for 9,785 in total. 

September 24 – San Mateo County added 50 new cases for 9,714 in total. 

September 23 – San Mateo County reported 39 additional cases, raising its total to 9,664. 

September 22 – San Mateo County reported its 144th COVID-19 death and 27 additional cases for 9,625 in total. 

September 21 – San Mateo County is reporting 9,598 cases in total.

September 19 – San Mateo County reports 190 new cases of coronavirus, and one more death.

September 17 – San Mateo County reported 68 new cases for 9,332 in total. 

September 16 – San Mateo County added 22 new cases for 9,264 in total. 

September 15 – San Mateo County reported three new COVID-19 deaths for 142 in total and 76 new cases for 9,242 in total. 

September 14 – San Mateo County is up to 9,166 cases in total. 

September 11 – San Mateo County reported three new COVID-19 deaths for 139 in total and 71 new cases for 8,966 in total. 

September 10 – San Mateo County is up to 8,895 total cases after reporting 88 more. 

September 9 – San Mateo County reported 57 additional cases for 8,807 in total.

September 8 – San Mateo County is up to 136 COVID-19 deaths and 8,750 total cases. 

September 5 – San Mateo County’s number of cases increased by 165, bringing the total to 8,617.

September 4 – San Mateo County reported three more COVID-19 deaths for 135 in total and 62 new cases for 8,452 in total. 

September 3 – San Mateo County reported 79 additional cases for 8,390 in total.

September 2 – San Mateo County is up to 8,311 total cases.

September 1 – San Mateo County reported 91 new cases of coronavirus.

August 30 – San Mateo County reported 258 new cases of coronavirus.

August 27 – San Mateo County reported 62 new cases for 7,911 in total.

August 26 – San Mateo County is up to 7,849 total cases after reporting 61 new ones.

August 25 – San Mateo County reported two new deaths for 130 in total and 118 new cases for 7,788 in total.

August 24 – San Mateo County is up to 7,670 cases in total.

August 21 – San Mateo County reported its 128th COVID-19 death and 90 new cases for 7,472 in total.

August 20 – San Mateo County is up to 7,382 total cases after reporting 61 more.

August 19 – San Mateo County’s case count increased by 93 to 7,321.

August 18 – San Mateo County reported its 127th COVID-19 death and 78 additional cases for 7,228 in total.

August 17 – San Mateo County’s coronavirus case count is up to 7,150.

August 14 – San Mateo County’s COVID-19 death toll rose by four to 126 and its case count increased by 163 to 6,803.

August 13 – San Mateo County is up to 6,640 total cases after reporting 105 more.

August 12 – San Mateo County reported 104 new cases for 6,535 in total.

August 11 – San Mateo County reported two new COVID-19 deaths for 122 in total and 113 new cases for 6,431 in total.

August 10 – San Mateo County now has 6,318 total confirmed coronavirus cases.

August 7 – San Mateo County reported 87 new coronavirus cases for 5,978 in total.

August 6 – San Mateo County reported 133 new cases, bringing its total to 5,891.

August 5 – San Mateo County is up 14 cases to 5,758 in total.

August 4 – San Mateo County reported its 120th COVID-19 death and 61 new cases for 5,744 in total.

August 3 – San Mateo County is up to 5,683 total coronavirus cases.

August 1 – San Mateo County is now at 5,544 cases after reporting 75 new.

July 31 – San Mateo County reported its 119th COVID-19 death and 71 new cases for 5,469 in total.

July 30 – San Mateo County reported 92 new cases, bringing the county’s total to 5,398.

July 29 – San Mateo County is up to 5,306 total cases after reporting 108 more.

July 28 – San Mateo County reported 74 new cases, raising the county’s total to 5,198. The county also reported its 118th COVID-19 death.

July 27 – San Mateo County reports 102 new cases of coronavirus. 

July 26 – San Mateo County confirms 65 new cases of coronavirus. 

July 24 – San Mateo County’s COVID-19 death toll increased by three to 117 and its case count rose by 72 to 4,957.

July 23 – San Mateo County reported 109 new cases, raising the county’s total to 4,885.

July 22 – San Mateo County is up to 4,776 total cases after reporting 102 more.

July 21 – San Mateo County’s coronavirus case count rose by 123 to 4,674. 

July 20 – San Mateo County reported 86 new cases, raising the county’s total to 4,551.

July 19 – San Mateo County is up to 4,465 coronavirus cases in total. 

July 17 – San Mateo County is up to 4,403 total cases after reporting 70 more.

July 16 – San Mateo County is up to 4,333 total cases after reporting 79 more.

July 15 – San Mateo County reported 86 new coronavirus cases, bringing the county’s total to 4,254.

July 14 – San Mateo County reported two additional COVID-19 deaths for 114 in total and 123 new cases for 4,168 in total.

July 13 – San Mateo County’s coronavirus case count is now at 4,045.

July 10 – San Mateo County reported its 112th COVID-19 death and 59 new cases for 3,846 in total.

July 9 – San Mateo County reported 44 additional cases, bringing the county’s total to 3,787.

July 8 – San Mateo County is up to 3,743 confirmed coronavirus cases after reporting 51 more.

July 7 – San Mateo County reported three additional COVID-19 deaths for 111 in total and 93 new cases for 3,692 in total.

July 6 – San Mateo County is now at 3,599 confirmed coronavirus cases.

July 4 – San Mateo County reports 91 new cases of coronavirus. 

July 3 – San Mateo County is now at 3,441 cases after reporting 65 new cases.

July 2 – San Mateo County reported 65 additional coronavirus cases, raising the county’s total to 3,376.

July 1 – San Mateo County reported 79 additional coronavirus cases, bringing the county’s total to 3,311.

June 30 – San Mateo County reported two more COVID-19 deaths for 108 in total and 91 new cases for 3,232 in total.

June 29 – San Mateo County’s coronavirus case count has increased to 3,141.

June 28 – San Mateo County reports 34 new cases of coronavirus.

June 26 – San Mateo County reports 53 new coronavirus cases.

June 25 – San Mateo County reports 35 new coronavirus cases.

June 24 – San Mateo County reports 60 new coronavirus cases. 

June 23 – San Mateo County reports 76 new cases of coronavirus and one more death.

June 22 – San Mateo County reported 104 more cases, raising the county’s total to 2,825.

June 19 – San Mateo County reported 43 more cases, raising the county’s total to 2,721. It also reported four new deaths, bringing the toll to 103.

June 18 – San Mateo County reported 25 more cases, raising the county’s total to 2,678.

June 17 – San Mateo County’s coronavirus case count increased by 28 to 2,653.

June 16 – San Mateo County reported 31 additional cases, raising the county’s total to 2,625.

June 15 – San Mateo County’s coronavirus case count increased by 41 to 2,594.

June 13 – San Mateo County has announced 20 new cases for a total of 2,553. 

June 12 – San Mateo County reported six additional COVID-19 deaths for a total of 99 and 39 more cases for a total of 2,533.

June 11 – San Mateo County reported 19 additional cases, raising the county’s total to 2,494.

June 10 – San Mateo County reported 38 more cases, raising the county’s total number of cases to 2,475.

June 9 – San Mateo County reported five more COVID-19 deaths for 93 in total and 43 additional cases for 2,437 in total.

June 8 – San Mateo County is at 2,394 confirmed cases in total.

June 5 – San Mateo County reported four more COVID-19 deaths for a total of 88 and 55 new cases for 2,299 in total.

June 4 – San Mateo County’s coronavirus case count increased to 2,244 with 32 new cases.

June 3 – San Mateo County is up to 2,212 confirmed cases after reporting 24 more.

June 2 – San Mateo County’s coronavirus case count is up to 2,188.

May 31 – San Mateo County reports 104 new cases of coronavirus.

May 29 – San Mateo County’s COVID-19 death toll rose by two to 84 and its case count increased by 39 to 2,061.

May 28 – San Mateo County is up to 2,022 cases after reporting 59 more. 

May 27 – San Mateo County reported 59 more cases, bringing its total to 1,963.

May 26 – San Mateo County reported six more COVID-19 deaths for a total of 82 and 71 new cases for a total of 1,904.

May 23 – San Mateo County reports 50 new cases of coronavirus. 

May 22 – San Mateo County announced its 76th COVID-19 death and 45 new cases for 1,783 in total.

May 21 – San Mateo County reported 41 new cases for a total of 1,738.

May 20 – San Mateo County’s coronavirus case count increased by 10 to 1,697.

May 19 – San Mateo County reported nine new COVID-19 deaths for a total of 75 and 16 new cases for a total of 1,687.

May 18 – San Mateo County reported 69 new coronavirus cases for a total of 1,671.

May 16 – San Mateo County officials report 27 new cases of coronavirus. 

May 15 – San Mateo County announced its 66th COVID-19 death and 39 new cases for a total of 1,575.

May 14 – San Mateo County is up to 1,536 cases after reporting 21 new ones.

May 13 – San Mateo County’s coronavirus case count increased by 18 to 1,515.

May 12 – San Mateo County announced nine additional COVID-19 deaths, raising the county’s death toll to 65. The county also reported 33 new cases for a total of 1,497.

May 11 – San Mateo County reported 39 new cases, bringing the countywide total to 1,464.

May 9 – San Mateo County has announced 28 new cases for a total of 1,425.

May 8 – San Mateo County reported 20 additional cases, raising its total to 1,397.

May 7 – San Mateo County’s coronavirus case count increased by 36 to 1,377.

May 6 – San Mateo County reported 26 new cases for a total of 1,341.

May 5 – San Mateo County announced five additional COVID-19 deaths for a total of 56. The county’s case count increased by 34 to 1,315.

May 4 – San Mateo County reported 48 new cases for a total of 1,281.

May 3 – San Mateo County is up to 1,233 confirmed cases.

May 1 – San Mateo County announced three additional COVID-19 deaths, raising the county’s death toll to 51, and 20 new cases, bringing the county’s case count to 1,197.

April 30 – San Mateo County reported 41 new cases, bringing its case total to 1,177.

April 29 – San Mateo County reports 37 new cases of coronavirus for a total of 1,136.

April 28 – San Mateo County reported seven more COVID-19 deaths, bringing the county’s death toll to 48. The county’s case count increased by 19 to 1,099.

April 27 – San Mateo County announced 61 additional cases, bringing its total to 1,080.

April 25 – San Mateo County reports 30 new cases, raising the total to 1,019 cases in the county. 

April 24 – San Mateo County’s COVID-19 death toll increased by two to 41. The county’s case count climbed to 989 with 23 new cases.

April 23 – San Mateo County reported eight new cases for a total of 966.

April 22 – San Mateo County announced 11 additional COVID-19 deaths for a total of 39. The county’s case count increased by 23 to 958.

April 21 – San Mateo County is up to 935 cases with 15 new ones.

April 20 – San Mateo County announced 82 new cases for a total of 920.

April 18 – San Mateo officials report 41 new cases of coronavirus, raising the total to 838. 

April 16 – San Mateo County has reported 30 new cases, bringing the total to 797.

April 15 – San Mateo County reports 20 new cases and seven new deaths.

April 14 – San Mateo County reported 26 new cases, bringing the county’s total to 747. 

April 13 – San Mateo County is up to 721 confirmed cases.

April 11 – San Mateo County reports a total of 652 confirmed cases of coronavirus.

April 10 – San Mateo County announced five new cases for a total of 638.

April 9 – San Mateo County added 16 new cases for a total of 633.

April 8 – San Mateo County reported 28 new cases, raising the county total to 617.

April 7 – San Mateo County announced eight additional COVID-19 deaths for a total of 21 and 10 new cases for a total of 589.

April 6 – San Mateo County announced 24 new cases, raising the countywide total to 579.

April 5 – San Mateo County reports a total of 555 cases of coronavirus.

April 4 – San Mateo County reported 52 new coronavirus cases, bringing the total number of cases in the county to 538.

April 3 – San Mateo County reported three additional COVID-19 deaths for a total of 13 and 33 new cases for a total of 486.

April 2 – San Mateo County reported 65 new coronavirus cases for a total of 453.

April 1 – San Mateo County reported 79 new cases for a countywide total of 388.

March 31 – San Mateo County announced four additional coronavirus-related deaths, bringing the county death toll to 10.

March 30 – San Mateo County announced 32 new cases, bringing the county total to 309.

March 29 – Authorities confirm more new cases, raising the total to 277.

March 27 – San Mateo County reported its sixth coronavirus-related death and 44 new cases for a total of 239.

March 26 – San Mateo County announced 30 new cases for a county total of 195.

A first responder with the San Mateo Consolidated Fire Department has tested positive for COVID-19. Officials say the infected employee is recovering at home and has not been hospitalized.

March 25 – The number of coronavirus cases in San Mateo County is now at 165 — up from 161 the previous day. The county also reported four additional deaths from the disease, bringing the county death toll to five.

March 24 – San Mateo County reports 19 new cases for a total of 161.

March 23 – San Mateo County says it now has 142 confirmed coronavirus cases.

March 22 – San Mateo County officials announce seven new cases, bringing the county’s total to 117.

March 21 – San Mateo County reports 10 new cases, bringing the total to 110. 

March 20 – San Mateo County reports 11 new cases, bringing the county total to 100.

March 19 – San Mateo County is up to 89 confirmed coronavirus cases.

March 18 – San Mateo County reported 16 new cases of coronavirus, bringing the total number to 80. 

March 17 – San Mateo County health officials reported 22 new cases of coronavirus, raising the total number to 64. 

March 16 – San Mateo County updated its number of coronavirus cases from 32 to 42, including one death.

March 14 – San Mateo County health officials have reported an increase in coronaviurs cases, bringing the total to 32. All gatherings of over 50 people are now banned. 

March 12 – San Mateo County Health officials now say the county has 20 cases.

March 11 – San Mateo County Health officials said there are now a total of 15 positive cases of coronavirus reported in the county. 

March 9 – Officials now say there are nine cases in the county: five adult cases are presumptive positive and awaiting CDC confirmation, four adult cases that have been confirmed by the CDC.

March 2 – Officials said a resident is presumptive positive for the coronavirus and the case is pending confirmation from the Centers for Disease Control and Prevention (CDC).

Feb. 27 – The CDC transferred a confirmed case of a repatriated patient to the county. Officials are not releasing any further information.

Solano County

There are at least 6,419 cases in the county.

September 29 – Solano County reported four more COVID-19 deaths for 69 in total and 19 additional cases for 6,419 in total.

September 28 – Solano County is up to 65 COVID-19 deaths and 6,400 cases in total.

September 25 – Solano County added 31 cases for 6,309 in total. 

September 24 – Solano County reported 46 cases and three new deaths for a total of 6,278 cases and 63 deaths. 

September 23 – Solano County reported 38 new cases and three deaths for a total of 6,232 cases and 60 deaths.

September 22 – Solano County reported 19 new cases and two new deaths for a total of 6,194 cases and 57 deaths.

September 21 – Solano County reported 90 new cases for a total of 6,175.

September 19 – Solano County reports 31 new cases of coronavirus. 

September 17 – Solano County is up 47 cases and three deaths for totals of 6,054 and 55.

September 16 – Solano County is now at 6,007 total cases after reporting 20 new.

September 15 – Solano County reported 50 cases and two deaths for a total of 5,987 cases and 52 deaths. 

September 14 – Solano County is up to 50 COVID-19 deaths and 5,937 total cases.

September 11 – Solano County reported 15 new cases for a total of 5,820.

September 10 – Solano County reported 27 new cases, bringing its total to 5,805.

September 9 – Solano County reported 16 new cases for a total 5,778.

September 8 – Solano County reported 91 cases for a total of 5,762 cases. 

September 4 – Solano County reported 40 new cases and one new death for a total of 5,671 cases and 48 deaths. 

September 2 – Solano County reported 41 new coronavirus cases for a total of 5,588.

September 1 – Solano County reported 35 new cases of coronaviurs. 

August 31 – Solano County reported a total of 5,512 cases of coronaviurs. 

August 26 – Solano County is up to 5,280 total cases after reporting 49 more.

August 25 – Solano County reported 25 new cases for 5,231 in total.

August 24 – Solano County is up to 5,206 cases and 46 deaths.

August 22 – Solano County has added 42 cases for a total of 5,048.

August 20 – Solano County is up to 5,006 total cases after reporting 63 more.

August 19 – Solano County reported its 44th COVID-19 death and 72 new cases for 4,943 in total.

August 18 – Solano County reported 104 new cases and two new deaths for a total of 4,871 cases and 43 deaths. 

August 17 – Solano County reported 171 new coronavirus cases for a total of 4,767.

August 14 – Solano County is up to 4,596 total cases.

August 13 – Solano County reported 120 cases for a total of 4,534.

August 12 – Solano County reported 76 new coronavirus cases for a total of 4,414.

August 11 – Solano County reported 64 new cases for a total of 4,338. 

August 10 – Solano County reported 245 new cases and one new death for a total of 4,274 cases and 41 deaths. 

August 7 – Solano County reported 70 new cases and one new death for a total of 4,029 cases and 40 deaths.

August 6 – Solano County announced 75 new cases and one new death for totals of 3,959 and 39.

August 5 – Solano County reported 78 new cases for a total of 3,884.

August 4 – Solano County added 85 cases and one death for a total of 3,806 cases and 38 deaths.

August 3 – Solano County reported 110 new cases for a total of 3,721.

July 31 – Solano County reported 91 new cases for a total of 3,611.

July 31 – Solano County reported 91 new cases for a total of 3,611.

July 30 – Solano County is up 58 new cases for a total of 3,520.

July 29 – Solano County has reported 69 new cases and one new death for totals of 3,462 and 37.

July 29 – Solano County reported a total of 3,393 cases and 36 deaths.

July 28 – Solano County reported 105 new cases for 3,388 in total.

July 27 – Solano County adds 154 cases for a total of 3,283 and one new death for a total of 36.

July 24 – Solano County’s cases increased by 59 to 3,129.

July 23 – Solano County has reported 88 new cases for at total of 3,070.

July 22 – Solano County reported 125 new cases, bringing the county’s total to 2,982.

July 21 – Solano County reported its 35th COVID-19 death and 98 new cases for 2,857 in total.

July 20 – Solano County added 205 new cases for a total of 2,759 and three new deaths for a total of 34.

July 17 – Solano County has reported 71 new cases for a total of 2,554.

July 16 – Solano County is up to 2,483 cases after reporting 76 new.

July 15 – Solano County’s total number of cases is up by 94 to 2,407.

July 14 – Solano County reported 94 new cases for a total of 2,313.

July 13 – Solano County reported 144 new cases and three new death for totals of 2,219 and 31.

July 10 – Solano County reported 84 new cases and one new death for totals of 2,075 and 28.

July 8 – Solano County has reported 166 new cases for a total of 1,992.

July 7 – Solano County added 86 new coronavirus cases for a total of 1,826 cases.

July 6 – Solano County reported a total of 1,740 cases.

July 2 – Solano County reported 74 new cases for a total of 1,476.

July 1 – Solano County reported its 25th COVID-19 death and 114 new cases for 1,402 in total.

June 30 – Solano County reported 162 new coronavirus cases for a total of 1,288.

June 29 – Solano County is now at 1,126 confirmed coronavirus cases and 24 deaths.

June 26 – Solano County adds 24 new cases for a total of 1,118.

June 25 – Solano County adds 30 new cases for a total of 1,094.

June 24 – Solano County adds 44 new cases for a total of 1,064.

June 23 – Solano County reported 87 new cases for a total of 1,020.

June 22 – Solano County reported 73 new cases for a total of 933.

June 19 – Solano County reported 49 new cases for a total of 860.

June 18 – Solano County reported 19 new cases for a total of 811.

June 17 – Solano County reported 105 new cases for a total of 792.

June 16 – Solano County reported two new cases for a total of 687.

June 15 – Solano County is up to 685 confirmed cases.

June 12 – Solano County has announced 14 new cases for a total of 657.

June 11 – Solano County has reported 26 new cases, bringing the total to 643.

June 10 – Solano County has reported seven new cases, bringing the total to 617.

June 9 – Solano County added 20 new cases for a total of 610.

June 8 – Solano County added 24 new cases for a total of 590.

June 5 – Solano County has announced one new cases for a total of 566. The county’s COVID-19 death toll is at 23.

June 4 – Solano County has announced six new cases for a total of 565. 

June 3 – Solano County has reported 12 new coronavirus cases for a total of 559.

June 2 – Solano County reports one new case of coronavirus.

June 1 – Solano County reports 29 new cases of coronavirus.

May 31 – Solano County reports eight new cases of coronavirus.

May 28 – Solano County reported its 22nd COVID-19 death and seven new cases for 509 in total.

May 27 – Solano County has reported a total of 502 cases and 21 deaths.

May 26 – Solano County has reported 44 new cases.

May 22 – Solano County has reported six new cases and one new death.

May 21 – Solano County has reported 14 new cases for a total of 444 and one new death for a total of 19.

May 20 – Solano County has reported five new cases for a total of 430 and two new deaths for a total of 18.

May 19 – Solano County has reported six new cases for a total of 430.

May 18 – Solano County has reported 14 new cases for a total of 424.

May 15 – Solano County has reported 2 new cases for a total of 410 and two new deaths for a total of 16.

May 14 – Solano County has reported 11 new cases for a total of 408 and two new deaths for a total of 14.

May 13 – Solano County has reported nine new cases for a total of 397 and one new death for a total of 12.

May 12 – Solano County has reported nine new cases for a total of 388 and one new death for a total of 11.

May 11 – Solano County has reported 28 new cases for a total of 379 and three new deaths for a total of 10.

May 8 – Solano County has reported nine new cases for a total of 351.

May 7 – Solano County officials have reported five new cases for a total of 342.

May 6 – Solano County officials have reported 12 new cases for a total of 337, and one new death for a total of seven.

May 5 – Solano County has reported five new cases for a total of 325.

May 4 – Solano County has reported 54 new cases for a total of 320 and one new death for a total of 6.

May 1 – Solano County has reported three new cases for a total of 266.

April 30 – Solano County has reported nine new cases for a total of 263.

April 29 – Solano County has added five new coronavirus cases and one new death, making a total of 254 cases and five deaths countywide.

April 28 – Solano County announced 23 new cases, bringing its total to 249.

April 26 – Solano County announced 27 new cases, bringing its total to 226.

April 24 – Solano County has announced eight new cases for a total of 199.

Solano County has reported five new cases and one new death. That makes 191 cases in the county and four deaths.

April 22 – Solano County has announced five new cases for a total of 186.

April 21 – Solano County announced its third COVID-19 death and one new case for a total of 181.

April 20 – Solano County reported 11 new cases for a total of 180.

April 17 – Solano County reported 13 new cases for a total of 169.

April 16 – Solano County has announced 15 new cases for a total of 156.

April 15 – Solano County announced one additional case for a total of 141.

April 14 – Solano County reported five additional cases, bringing its total to 140.

April 13 – Solano County reports 14 new cases, bringing the county total to 135.

April 10 – Solano County reported six new cases for a total of 121.

April 9 – Solano County reported three new cases for a total of 115.

April 8 – Solano County reported 13 new cases for a total of 112.

April 7 – Solano County reported its second COVID-19 death and 11 new cases for a total of 99.

April 6 – Solano County announced 15 new cases for a total of 88.

April 3 – Solano County reported 12 new cases, bringing the total in the county to 73.

April 2 – Solano County reported its first COVID-19 death and seven news cases for a total of 61. Officials say the resident who died was 85 years old, recently traveled out of the country, and had multiple severe underlying health conditions.

April 1 – Solano County added five new cases, bringing its total to 54.

March 31 – Solano County is up to 49 total cases with the addition of six new cases.

March 30 – Solano County is up to 43 confirmed cases.

March 26 – Solano County has reported a total of 34 cases.

March 25 – Solano County announces seven new cases, bringing the total number of confirmed cases to 31.

March 24 – Solano County officials announce three new confirmed coronavirus cases, bringing the total to 24.

March 23 – A Vallejo police officer has tested positive for the novel coronavirus, according to the police department. The officer traveled internationally earlier this month. When he returned, he was directed to self-quarantine. He has not been to the police department since returning from his trip. He continues to self-quarantine at home. His symptoms are said to be mild.

March 21 – Solano County officials have a total of 14 confirmed cases of coronavirus so far. 

March 20 – Solano County adds three new cases for a county total of 13.

March 19 – Solano County announces that there are now 10 confirmed cases in the county.

March 16 – Solano County has a total of seven cases of coronavirus, plus two Travis Air Force Base cases confirmed through their Facebook page. 

March 15 – Health officials in Solano County announced a new case of coronavirus, bringing the total to seven. The person is an adult dependent of a service person at Travis Air Force Base and became infected due to community exposure, officials said.

March 9 – Solano County Public Health says the county now has six confirmed cases.

March 7 – Solano County officials report at least three confirmed cases in the county. Our previous number of cases in the county was eight, which had included evacuees from Travis Air Force Base in Fairfield.

Feb. 28 – A health care worker is being called a presumptive positive case after being in contact with a Vacaville woman infected with the virus.

Feb. 26 – A Vacaville woman is believed to be the first United States case with an unknown origin. She is being treated at UC Davis Medical Center.

Sonoma County

There are at least 7,528 cases in the county, including a patient transferred from Travis Air Force Base.

September 29 – Sonoma County is up to a total of 7,528 cases.

September 27 – Sonoma County is now at 122 COVID-19 deaths and 7,412 cases in total.

September 25 – Sonoma County reported 58 new cases for a total 7,320.

September 24 – Sonoma County reported 37 new cases for a total of 7,262.

September 23 – Sonoma County is up 65 cases to 7,225 in total.

September 22 – Sonoma County reported six new COVID-19 deaths for 120 in total and 48 new cases for 7,160 in total.

September 21 – Sonoma County reported 52 new cases for a total of 7,112 cases. 

September 20 – Sonoma County is now at 7,060 cases in total.

September 19 – Sonoma County reports 140 new cases of coronavirus. 

September 17 – Sonoma County is now at 6,874 cases after increasing by 47 new cases.

September 16 – Sonoma County is up 50 cases and four deaths for totals of 6,827 and 114.

September 15 – Sonoma County reported 39 new cases for a total of 6,777. 

September 14 – Sonoma County reported two more COVID-19 deaths for 110 in total and 37 new cases for 6,738 in total.

September 13 – Sonoma County is up to 6,701 total cases.

September 11 – Sonoma County is up 62 cases and three deaths for totals of 6,623 and 108.

September 10 – Sonoma County reported seven more COVID-19 deaths for 105 in total and 45 new cases for 6,561 in total.

September 9 – Sonoma County is now up to 6,516 cases after announcing 28 new cases.

September 8 – Sonoma County reported 128 cases and five deaths for a total of 6,488 cases and 98 deaths.

September 7 – Sonoma County reported 57 new cases for a total of 6,360. 

September 6 – Sonoma County is up 161 cases for a total of 6,303.

September 5 – Sonoma County is up 99 cases for a total of 6,241.

September 3 – Sonoma County reported four new COVID-19 deaths for 93 in total and 75 new cases for 6,142 in total.

September 2 – Sonoma County reported 150 new cases and six new deaths for a total of 6,067 cases and 89 deaths.

September 1 – Sonoma County reported 117 new cases of coronavirus and three new deaths.

August 31 – Sonoma County reported 296 new cases of coronavirus.

August 26 – Sonoma County reported 71 new cases for 5,422 in total.

August 25 – Sonoma County reported two new COVID-19 deaths for 75 in total and 139 new cases for 5,351 in total.

August 24 – Sonoma County reported its 73rd COVID-19 death and 92 new cases for 5,212 in total.

August 23 – Sonoma County now has 5,120 confirmed cases and 72 deaths in total.

August 20 – Sonoma County reported five more COVID-19 deaths for 70 in total and 84 new cases for 4,863 in total.

August 19 – Sonoma County reported 117 new cases for 4,779 in total.

August 18 – Sonoma County reported eight new COVID-19 deaths for 65 in total and 197 new cases for 4,662 in total.

August 17 – Sonoma County reported 88 new cases for a total of 4,465. 

August 16 – Sonoma County has reported 4,377 cases and 57 deaths in total.

August 13 – Sonoma County reported 204 new cases for a total of 4,063.

August 12 – Sonoma County reported 34 new cases, raising the county’s total 3,859.

August 11 – Sonoma County reported 72 new cases and one new death for a total of 3,825 cases and 51 deaths. 

August 10 – Sonoma County reported three additional COVID-19 deaths for 50 in total and 83 new cases for 3,753 in total.

August 9 – Sonoma County is up to 3,670 total confirmed cases.

August 7 – Sonoma County has reported 73 new cases and three new deaths for totals of 3,431 and 47.

August 6 – Sonoma County is up 150 cases and two new deaths for totals of 3,358 and 44.

August 4 – Sonoma County added 95 cases and three deaths for a total of 3,208 cases and 42 deaths.

August 2 – Sonoma County is up to 3,113 total cases and 39 deaths. 

August 1– Sonoma County is up 102 cases and five deaths for totals of 2,944 and 37.

July 30 – Sonoma County reported its 32nd COVID-19 death and 94 new cases for 2,842 in total.

July 29 – Sonoma County’s total number of cases is now at 2,748 after increasing by 86.

July 28 – Sonoma County reported seven new COVID-19 deaths for 31 in total and 45 new cases for 2,662 in total.

July 27 – Sonoma County is up to 2,617 total cases.

July 26 – Sonoma County confirms 155 new cases of coronavirus. 

July 23 – Sonoma County reported two more COVID-19 deaths for 24 in total and 104 new cases for 2,404 in total.

July 22 – Sonoma County reported 59 new cases for 2,300 in total.

July 21 – Sonoma County is at 22 COVID-19 deaths and 2,241 cases in total.

July 19 – Sonoma County is up to 2,212 total coronavirus cases and 20 deaths.

July 17 – Sonoma County announced 41 new cases, bringing the the total to 2,068.

July 16 – Sonoma County has reported 86 new cases and three new deaths, bring the totals to 2,027 and 19.

July 14 – Sonoma County reported 55 new cases for a total of 1,941.

July 13 – Sonoma County reported 67 new cases for a total of 1,886.

July 12 – Sonoma County’s COVID-19 death toll is up to 16. The county’s case count is at 1,819.

July 10 – Sonoma County’s total number of cases has risen by 89 to 1,650.

July 9 – Sonoma County added 42 coronavirus cases for a total of 1,561.

July 8 – Sonoma County has reported an increase of 32 cases for a total of 1,519.

July 7 – Sonoma County added 21 new cases and two deaths for a total of 1,487 cases and 14 deaths.

July 6 – Sonoma County is up to 1,466 coronavirus cases and 12 deaths.

July 4 – Sonoma County reports 92 new cases of coronavirus for 1,359 in total. 

July 3 – Sonoma County reported 38 new cases and two new deaths for totals of 1,267 and 11.

July 1 – Sonoma County has reported 44 new cases and two new deaths for totals of 1,229 and nine.

June 30 – Sonoma County reported 49 new coronavirus cases for 1,185 in total.

June 29 – Sonoma County is up to 1,136 confirmed coronavirus cases and seven deaths.

June 28 – Sonoma County reports 86 new cases of coronavirus.

June 25 – Sonoma County reports 32 new cases for a total of 1,006.

June 24 – Sonoma County reports 18 new cases for a total of 974.

Sonoma County reports 21 new coronavirus cases.

June 23 – Sonoma County reports 50 new cases of coronavirus. 

June 22 – Sonoma county reports 32 new cases of coronavirus and one death.

June 21 – Sonoma County reports 18 new cases of coronavirus and four deaths. 

June 19 – Sonoma County reported 13 new cases for a total of 835.

June 18 – Sonoma County reported 19 new cases for a total of 822. 

June 17 – Sonoma reported 29 new cases for a total of 803.

June 16 – Sonoma County reported nine new cases for a total of 774.

June 15 – Sonoma County is now at 765 confirmed cases.

June 13 – Sonoma County is up to 752 cases countywide after reporting 30 new cases.

June 12 – Sonoma County has reported 21 new cases, bringing the total to 722.

June 11 – Sonoma County has announced 21 new cases for a total of 701.

June 10 – Sonoma County has announced nine new cases for a total of 680.

June 9 – Sonoma County’s coronavirus case count is up to 671.

June 8 – Sonoma County’s coronavirus case count is up to 664.

June 7 – Sonoma County’s coronavirus case count is up to 653.

June 5 – Sonoma County has reported 14 new cases for a countywide total of 610. 

June 4 – Sonoma County has reported 17 new cases for a countywide total of 610. 

June 3 – Sonoma County has announced 14 new cases for a total of 593. 

June 2 – Sonoma County is up to 579 confirmed cases of coronavirus. 

June 1 – Sonoma County is up to 566 confirmed cases of coronavirus. 

May 31 – Sonoma County is up to 564 confirmed cases of coronavirus. 

May 28 – Sonoma County reported one more coronavirus case for 531 in total.

May 27 – Sonoma County reports a total of 530 cases of coronavirus. 

May 26 – Sonoma County reports nine new cases of coronavirus. 

May 25 – Sonoma County reports 15 new cases of coronavirus. 

May 24 – Sonoma County reports 15 new cases of coronavirus. 

May 22 – Sonoma County has reported 23 new cases of coronavirus for a total of 467 cases countywide.

May 21 – Sonoma County has reported 11 additional cases of coronavirus for a countywide total of 444.

May 20 – Sonoma County has reported 22 additional cases of coronavirus for a countywide total of 433.

May 19 – Sonoma County reports 20 new cases of coronavirus.

May 18 – Sonoma County reports four new cases of coronavirus.

May 17 – Sonoma County reports 14 new cases of coronavirus.

May 16 – Sonoma County has announced nine new cases for a total of 373.

May 15 – Sonoma County has reported 13 new cases, bringing the total to 364.

May 14 – Sonoma County has reported 14 new cases, bringing the total to 351.

May 13 – Sonoma County has reported four new cases, bringing the total to 337 and one new death for a total of four.

May 12 – Sonoma County has reported 21 new cases, bringing the total to 333.

May 11 – Sonoma County has reported three new cases, bringing the total to 312.

May 9 – Sonoma County has reported nine new cases, bringing the total to 309.

May 8 – Sonoma County has reported eight new cases for total of 300.

May 7 – Sonoma County has announced six new cases, bringing the total to 292.

May 6 – Sonoma County reported 11 new coronavirus cases, bringing the county’s total to 272.

May 4 – Sonoma County has reported four new cases for a countywide total of 261.

May 3 – Sonoma County has reported five new cases and one new death. The totals county wide are now 257 cases and three deaths.

May 2 – Sonoma County has reported four new cases for a total of 252.

May 1 – Sonoma County has announced four new cases for a total of 248.

April 30 – Sonoma County has announced 12 new cases for a total of 244.

April 29 – Sonoma County has announced four new cases for a total of 232.

April 28 – Sonoma County reported six more cases, bringing its total to 228.

April 27 – Sonoma County reported two more cases, bringing its total to 222.

April 26 – Sonoma County has added three new cases for a total of 220.

April 24 – Sonoma County has reported one new case, bringing the total to 217.

Sonoma County has announced 22 new cases for a total of 216.

April 22 – Sonoma County has announced two new cases for a total of 194 cases.

April 21– Sonoma County announced 10 new cases for a total of 192.

April 20 – Sonoma County reported one new case, bringing the total to 182.

April 19 – Sonoma County has reported a new case, bringing the total to 181.

April 17 – Sonoma County has reported nine new coronavirus cases, bringing the total to 180.

April 16 – Sonoma County has reported nine new coronavirus cases, bringing the total to 171.

April 15 – Sonoma County reports three new cases, bringing the county’s total to 163.

April 14 – Sonoma County reported eight new cases, bringing the county’s total to 160.

April 13 – Sonoma County reported five new cases, bringing the county’s total to 152.

April 12 – Sonoma County is up to 147 confirmed cases.

April 10 – Sonoma County reported three new cases and one new death bringing the county’s totals to 145 cases and two deaths.

April 9 – Sonoma County is up to 142 confirmed cases.

April 8 – Sonoma County announced 16 additional cases, raising the county total to 136.

April 7 – Sonoma County added five new cases, bringing the county total to 120.

April 6 – Sonoma County added four new cases, bringing the county total to 115.

April 5 – Sonoma County reported four more cases, raising the county total to 111.

April 4 – Sonoma County announced two new cases for a total of 107.

April 3 – Sonoma County reported five new cases, bringing the total to 105.

Sonoma County reported five additional cases for a countywide total of 100.

April 2 – Sonoma County reported four new cases for a total of 95.

April 1 – Sonoma County reported six new cases, raising the county total to 91.

March 31 – Sonoma County reports 12 new cases, raising the county total to 85.

Santa Rosa police say a detective has died from COVID-19. Chief Rainer Navarro identified the detective as Marylou Armer, who served in the department for 20 years. Updates on this story here.

March 30 – Sonoma County announces 15 new cases, bringing the county’s total to 73.

March 29 – Sonoma County officials announce four new cases, raising the total to 58.

March 27 – Sonoma County has announced an additional four cases for a total of 54.

Sonoma County announces an additional case for a county total of 50.

Santa Rosa Police Department announced two more employees tested positive for COVID-19. The department now has a total of five employees with coronavirus.

March 26 – Sonoma County has reported a total of 49 cases.

Sonoma County’s case total rises to 44 with five new cases being announced.

March 25 – Sonoma County reports two new cases. The total for the county is now at 39.

Sonoma County reports three new cases for a county total of 37.

March 24 – Sonoma County announces five new cases, bringing the county’s total to 34.

March 23 – Sonoma County reports 29 total coronavirus cases in the county.

March 22 – Sonoma County’s coronavirus case count is now at 27.

March 21 – Sonoma County officials confirm a total of 24 cases of coronavirus. 

March 20 – Sonoma County reports three new cases. This brings the county’s total to 11.

March 18 – The number of cases in Sonoma County has increased to eight.

March 16 – Sonoma County officials confirm one more case of coronavirus, bringing the county’s total to 6.

March 15 – The Department of Health Services in Sonoma County confirmed a new case of coronavirus spread through community exposure. This case brings the county’s total number of cases to five. It is the second case reportedly spread by an unknown source.

March 14 – Health officials in Sonoma County announced a new case of the coronavirus. This is the county’s first case of infection from community exposure and brings the county total to four.

March 5 – A presumptive positive case announced involving a Santa Rosa resident who traveled on the Grand Princess cruise ship from San Francisco to Mexico.

March 2 – Officials announced a presumptive positive case involving an individual who was on a sea cruise between San Francisco and Mexico. 

Napa County

There are at least 1,727 cases reported in the county.

Two patients announced earlier in the county, both of which were tied to evacuees from Travis Air Force Base, have been transferred to facilities outside of the Bay Area.

September 30 – Napa County reported three new cases, raising its total to 1,727. 

September 29 – Napa County reported 21 new cases for 1,724 in total.

September 28 – Napa County is up to 1,703 cases in total.

September 25 – Napa County reported nine more cases, bringing its total to 1,668. 

September 24 – Napa County added seven more cases for 1,659 in total. 

September 23 – Napa County added two cases for 1,652 in total. 

September 22 – Napa County reported 14 new cases, bringing its total to 1,650. 

September 21 – Napa County is now up to 1,636 total cases. 

September 18 – Napa County reported 14 additional cases, raising its total to 1,600. 

September 17 – Napa County reported five new cases, bringing its total to 1,586. 

September 16 – Napa County reported six new cases, bringing its total to 1,581. 

September 15 – Napa County is up to 1,575 cases in total.

September 12 – Napa County is now at 1,570 total cases. 

September 11 – Napa County reported eight new cases for 1,540 in total.

September 10 – Napa County added four new cases to its total, which is now at 1,532. 

September 9 – Napa County reported 16 new cases for 1,528 in total.

September 8 – Napa County is up to 1,512 total cases. 

September 4 – Napa County reported nine new cases for 1,465 in total.

September 3 – Napa County’s coronavirus case count rose by four to 1,456. 

September 2 – Napa County added eight new coronavirus cases for a total of 1,452. 

September 1 – Napa County reported 13 new cases of coronavirus.

August 31– Napa County reported 34 new cases of coronavirus.

August 30 – Napa County reported four new cases of coronavirus.

August 26 – Napa County reported 28 additional cases for 1,393 in total.

August 25 – Napa County reported 18 new cases for 1,365 in total.

August 24 – Napa County is up to 1,347 total cases.

August 22 – Napa County has added 12 new cases for a total of 1,307.

August 20 – Napa County is up to 1,295 total cases after reporting 13 more.

August 19 – Napa County reported 18 new cases for 1,282 in total.

August 18 – Napa County reported 19 additional cases for 1,264 in total.

August 17 – Napa County is up to 1,245 cases and 13 deaths in total.

August 14 – Napa County is up to 1,206 cases in total.

August 13 – Napa County’s coronavirus case count increased to 1,170 with 28 new cases.

August 12 – Napa County reported 13 new cases for 1,142 in total.

August 11 – Napa County reported 55 new cases, raising the county’s total to 1,129.

August 10 – Napa County reported its 11th COVID-19 death and 28 new cases for 1,074 in total.

August 7 – Napa County reported 21 new cases and one new death for a total of 1,046 cases and 10 deaths. 

August 6 – Napa County reported 18 new cases, raising its total to 1,025.

August 5 – Napa County’s coronavirus case count increased by 27 to 1,007.

August 4 – Napa County reported 17 new cases, raising the county’s total number of cases to 980.

August 3 – Napa County reported its ninth COVID-19 death and 75 new cases for 963 in total.

July 31 – Napa County added 23 new cases for a total of 888.

July 30 – Napa County is at 865 total confirmed cases after reporting five new.

July 29 – Napa County reported 54 new cases for 860 in total.

July 28 – Napa County reported 40 new cases for 806 in total.

July 27 – Napa County reports 29 new cases of coronavirus. 

July 24 – Napa County has announced 26 new cases, bringing the total to 737.

July 23 – Napa County reported its 8th COVID-19 death and 26 new cases for a total of 711.

July 22 – Napa County reported 24 new cases, bringing the county to 685 in total.

July 21 – Napa County reported 29 new cases for 661 in total.

July 20 – Napa County is up to 632 total coronavirus cases and seven deaths.

July 17 – Napa County reported its fifth COVID-19 death and five new cases for 583 in total.

July 16 – Napa County has reported 17 new cases for a total of 578.

July 15 – Napa County reported 31 new coronavirus cases, raising the county’s case total to 561.

July 14 – Napa County reported 12 new cases, raising the county’s total to 530.

July 13 – Napa County now has 518 confirmed coronavirus cases in total.

July 10 – Napa County is now at 477 cases after reporting 11 new.

July 9 – Napa County added 13 new coronavirus cases for a total of 466.

July 8 – Napa County reported five new cases for 453 in total.

July 7 – Napa County is up to reported 12 new cases for a total of 448.

July 6 – Napa County is up to 436 confirmed cases after reporting 60 more.

July 3 – Napa County has reached 376 cases with 32 new ones today.

July 2 – Napa County reported 11 new coronavirus cases, raising the county’s total to 344.

July 1 – Napa County reported 16 new coronavirus cases, raising the county’s total to 333.

July 1 – Napa County reported 16 new coronavirus cases, raising the county’s total to 333.

June 30 – Napa County reported seven new coronavirus cases for a total of 317.

June 29 – Napa County is at 310 confirmed coronavirus cases.

June 26 – Napa County reports seven new cases for a total of 270. 

June 25 – Napa County reports seven new cases for a total of 258. 

June 24 – Napa County reports six new cases of coronavirus. 

June 23 – Napa County reports six new cases of coronavirus.

June 22 – Napa County reports 15 new cases of coronavirus.

June 20 – Napa County reports eight new cases of coronavirus.

June 19 – Napa County reported 10 new coronavirus cases for a total of 216.

June 18 – Napa County reported four new cases for a total of 206.

June 17 – Napa County reported its fourth COVID-19 death and three new cases for a total of 202.

June 16 – Napa County reported nine additional cases, raising the county’s total to 199.

June 15 – Napa County is up to 190 confirmed cases.

June 13 – Napa County is up 15 cases with a new total of 183. 

June 12 – Napa County has reported five additional cases for a total of 168.

June 11 – Napa County has reported two new cases for a total of 163.

June 10 – Napa County has reported four new cases for a total of 161.

June 9 – Napa County added four new cases for a total of 157.

June 8 – Napa County added 24 new cases for a total of 153.

June 7 – Napa County is up to 141 confirmed coronavirus cases in total.

June 5 – Napa County has announced three new coronavirus cases, bringing the total to 129. 

June 4 – Napa County has announced two new coronavirus cases, bringing the total to 126. 

June 3 – Napa County has reported 11 new cases, bringing the total to 124.

June 1 – Napa County is at 113 confirmed coronavirus cases.

May 31 – Napa County is at 112 confirmed coronavirus cases.

May 28 – Napa County is up to 111 confirmed coronavirus cases.

May 26 – Napa County reports eight new cases of coronavirus. 

May 23 – Napa County reports five new cases of coronavirus. 

May 22 – Napa County has reported one new case for a countywide total of 96.

May 21 – Napa County has reported one new case for a countywide total of 95.

May 20 – Napa County has reported two new cases for a countywide total of 94.

May 18 – Napa County has reported two new cases for a countywide total of 92.

May 15 – Napa County has reported seven new cases for a countywide total of 90.

May 14 – Napa County reported two new COVID-19 cases for a toal of 83.

May 12 – Napa County reported two new COVID-19 cases for a toal of 81.

May 11 – Napa County reported its third COVID-19 death.

May 9 – Napa County has announced one new case for a total of 79.

May 6 – Napa County has announced three new cases for a total of 78.

May 5 – Napa County announced one new coronavirus case, bringing the county’s total to 75.

May 4 – Napa County reported four new cases of coronavirus.

May 2 – Napa County reported two new cases of coronavirus.

May 1 – Napa County reported one new case, raising its total number of cases to 68.

April 29 – Napa County reported one new case, raising its total number of cases to 67.

April 28 – Napa County is up to 66 cases after reporting two more.

April 27 – Napa County announced four new cases for a total of 64.

April 25 – Napa County reports two new cases, raising the total to 60 cases in the county. 

April 24 – Napa County announced one new case, bringing the county’s total to 58.

April 22 – Napa County added three more cases, bringing its total to 57.

April 21 – Napa County reported six new cases, raising its total to 54.

April 20 – Napa County reported one additional case for 48 in total.

April 18 – Napa County announces three more cases, bringing the total to 47.

April 17 – Napa County announced five more cases, bringing its total to 44.

April 16 – Napa County announced one additional case, raising its total to 39.

April 14 – Napa County announced four additional cases, bringing its total to 38.

April 11 – Napa County has reported two new cases for a total of 34.

April 10 – Napa County added four cases, bringing the county’s total to 32.

April 9 – Napa County reported three new cases, bringing the county total to 28.

April 8 – Napa County announced two more cases, bringing its total to 25.

April 7 – Napa County adds one additional case for a total of 23.

April 6 – Napa County reported two more cases for 22 in total.

April 3 – Napa County Public Health announced the second confirmed death of a county resident due to COVID-19. Officials say the adult patient was being treated at a hospital in another county. The county also reported two more cases for a total of 20.

April 1 – Napa County announced three new cases, bringing the county total to 18.

March 31 – Napa County reported its first coronavirus-related death and an additional case, bringing the county case count to 15.

March 29 – Napa County reported two new coronavirus cases for a total of 14.

Napa County has two new confirmed coronavirus cases, bringing the total to 12, according to county officials.

March 28 – Napa county has announced its 10th coronavirus case.

Napa County’s number of confirmed coronavirus cases rose to nine.

March 27 – Napa County reported two new coronavirus cases, bringing the total to nine.

March 26 – Napa County Public Health announced one additional case, bringing the county total to seven.

March 25 – Officials in Napa County have announced the sixth confirmed COVID-19 case there. The patient is a resident of American Canyon and is currently in a hospital in another county. 

Napa County Public Health announced two new cases, bringing the county total to five.

March 24 – Napa County Public Health confirms a third coronavirus case in the county.

March 22 – Health officials in Napa County have announced another new case, bringing the county total to two. The second patient is isolated in St. Helena, and officials said there is no known connection to the first case.

Napa County announced its first confirmed case of coronavirus. 

Marin County

There are at least 4,493 cases reported in the county.

September 29 – Marin County added six cases, bringing its total to 4,493.

September 28 – Marin County is up to 4,487 cases in total.

September 25 – Marin County added 22 new cases, bringing the total to 4,454.

September 24 – Marin County reported 31 cases and three deaths for a total of 4,432 cases and 91 deaths.  

September 23 – Marin County reported 21 new cases for a total of 4,401. 

September 22 – Marin County reported seven new cases and one new death for a total of 4,380 cases and 88 deaths.

September 21 – Marin County reported 22 new cases and one new death for a total of 4,373 cases and 87 deaths. 

September 20 – Marin County is up to 4,351 cases in total.

September 19 – Marin County reports 33 new cases of coronavirus. 

September 17 – Marin County is at 4,284 cases and 86 deaths after reporting 16 new cases and one new death.

September 16 – Marin County reported 35 new cases and five new deaths, bringing the countywide totals to 4,268 and 85.

September 15 – Marin County reported seven new cases for a total of 4,240. 

September 14 – Marin County is up to 80 COVID-19 deaths and 4,233 total cases.

September 13 – Marin County is now at 4,213 cases after reporting 21 new.

September 11 – Marin County has announced 22 new cases for a total of 4,192.

September 10 – Marin County reported 29 new cases for 4,170 in total.

September 9 – Marin County is up by 11 cases to 4,141.

September 8 – Marin County reported 12 new cases and three deaths for a total of 4,130 cases and 73 deaths.

September 7 – Marin County reported 16 new cases for a total of 4,118.

September 6 – Marin County is now at 4,102 cases, with 65 new.

September 4 – Marin County reported 12 new cases for a total of 4,060. 

September 2 – Marin County reported 26 new cases for a total of 3,994. 

September 1 – Marin County reported 41 new cases of coronavirus.

August 31 – Marin County reported 23 new cases of coronavirus.

August 30 – Marin County reported 69 new cases of coronavirus.

August 26 – Marin County reported 34 new cases for 3,763 in total.

August 25 – Marin County reported its 69th COVID-19 death and 23 new cases for 3,729 in total.

August 24 – Marin County reported 12 new cases for 3,706 in total. The county is up to 68 COVID-19 deaths.

August 23 – Marin County is up to 3,694 cases in total.

August 22 – Marin County has added 27 new cases and one new death for totals of 3,643 and 60.

August 20 – Marin County reported its 59th COVID-19 death and 20 new cases for 3,616 in total.

August 19 – Marin County is up to 3,596 total cases after reporting 12 more.

August 18 – Marin County reported 32 new cases for a total of 3,584 cases. 

August 17 – Marin County reported 38 new coronavirus cases for a total of 3,552. 

August 16 – Marin County has reported 3,538 cases in total.

August 13 – Marin County reported 85 new cases and one new death for a total of 3,436 cases and 57 deaths.

August 12 – Marin County reported 112 new cases for a total of 3,351. 

August 11 – Marin County added 87 new cases for a total of 3,239. 

August 10 – Marin County reported 23 new cases and one new death for a total of 3,152 cases and 56 deaths. 

August 9 – Marin County is up to 3,129 total confirmed cases.

August 7 – Marin County reported 229 new cases for a total of 3,060 cases and 55 deaths. 

August 6 – Marin County has reported 53 new cases for a total of 3,031.

August 5 – Marin County reported eight new cases and one new death for a total of 2,978 cases and 55 deaths.

August 4 – Marin County has reported 26 new cases for a total of 2,970.

August 2 – Marin County has reported 23 new cases for a total of 2,931.

August 2 – Marin County has reported 91 new cases for a total of 2,908.

July 31 – Marin county reported six new deaths for a total of 51 and 54 new cases for a total of 2,817.

July 30 – Marin County has announced 57 new cases, bringing the total to 2,763.

July 29 – Marin County reported 57 new cases for a total of 2,706 and three new deaths for 45.

July 28 – Marin County is up to 42 COVID-19 deaths and 2,649 total cases.

July 27 – Marin County reports 60 new cases of coronavirus. 

July 26 – Marin County confirms 36 new cases of coronavirus. 

July 24 – Marin County has announced 66 new cases and four new deaths for totals of 2,482 and 39.

July 23 – Marin County announced 18 new cases, bringing the total to 2,416.

July 22 – Marin County reported its 35th COVID-19 death and 62 new cases for 2,398 in total.

July 21 – Marin County reported three new COVID-19 deaths for 34 in total and 48 new cases for 2,336 in total.

July 20 – Marin County is up to 2,288 total coronavirus cases.

July 19 – Marin County is up to 2,234 total coronavirus cases.

July 17 – Marin County reported 73 new cases for a total of 2,088.

July 16 – Marin County is up 106 cases to 2,015.

July 15 – Marin County has announced 53 new cases and one new death for totals of 1,909 and 29.

July 14 – Marin County is reported 47 new coronavirus cases for a total of 1,856.

July 13 – Marin County is reporting 1,809 confirmed coronavirus cases in total.

July 12 – Marin County is reporting 1,802 confirmed coronavirus cases in total.

July 10 – Marin County is up 39 cases to 1,689.

July 9 – Marin County added 63 new cases for a total of 1,650.

July 8 – Marin County has reported 104 new cases and four new deaths for totals of 1,587 and 23.

July 6 – Marin County reported 19 new cases for a total of 1,483.

July 5 – Marin County is up to 1,464 confirmed coronavirus cases.

July 4 – Marin County reports 55 new cases of coronavirus. 

July 2 – Marin County has announced 52 new cases and one new death for totals of 1,311 and 19.

July 1 – Marin County has announced 52 new cases and one new death for totals of 1,259 and 19.

June 30 – Marin County reported 12 new coronavirus cases for a total of 1,207.

June 29 – Marin County is up to 1,195 confirmed coronavirus cases.

June 28 – Marin County reports 42 new cases of coronavirus.

June 26 – Marin County adds 23 new cases for a total of 1,091.

June 25 – Marin County adds 54 new cases for a total of 1,068.

June 24 – Marin County adds 30 new cases for a total of 1,014.

June 23 – Marin County reports 38 new cases of coronavirus. 

June 21 – Marin County reports 42 new cases of coronavirus. 

June 20 – Marin County reports 34 new cases of coronavirus.

June 19 – Marin County reported 23 new cases for a total of 837.

June 18 – Marin County reported 18 new cases for a total of 814.

June 17 – Marin County reported 24 new cases for a total of 796.

June 16 – Marin County reported a total of 772 coronavirus cases.

June 15 – Marin County reported 11 new cases, bringing the county’s total to 725.

June 14 – Marin County has reported 17 new coronavirus cases for a total of 714 cases countywide.

June 12 – Marin County has announced 49 new cases for a total of 697.

June 11 – Marin County has added 13 new cases for a total of 648.

June 10 – Marin County has added 15 new cases for a total of 635.

June 9 – Marin County added 31 new cases for a total of 620.

June 7 – Marin County is at 589 confirmed coronavirus cases in total.

June 5 – Marin County has announced 21 new cases, bringing the total for the county to 551.

June 4 – Marin County has announced five new cases, bringing the total for the county to 530.

June 3 – Marin County has announced 19 new cases for a total of 525.

June 2 – Marin County is at 506 confirmed cases of coronavirus and 17 deaths.

June 1 – Marin County is at 501 confirmed cases of coronavirus and 15 deaths.

May 31 – Marin County is at 483 confirmed cases of coronavirus.

May 28 – Marin County is up to 436 total cases after reporting six more.

May 27 – Marin County reported a total of 430 cases.

May 26 – Marin County reported three new cases for a total of 420.

May 25 – Marin County reported 14 new cases for a total of 417.

May 24 – Marin County reported 15 new cases for a total of 403.

May 23 – Marin County has reported 18 new cases, bringing the total to 388.

Marin County reports one new case of coronavirus.

May 22 – Marin County has reported 17 new cases, bringing the total to 369.

May 21 – Marin County has announced nine new cases of coronavirus, bringing the total to 352.

May 20 – Marin County has announced seven new cases of coronavirus, bringing the total to 343.

May 19 – Marin County officials report seven new cases of coronavirus. 

May 18 – Marin County officials report 12 new cases of coronavirus. 

May 16 – Marin County officials report 12 new cases of coronavirus. 

May 15 – Marin County has announced eight new cases of coronavirus for a total of 287.

May 14 – Marin County has announced four new cases of coronavirus for a total of 279.

May 13 – Marin County has announced four new cases of coronavirus for a total of 275.

May 12 – Marin County has announced six new cases of coronavirus for a total of 271.

May 11 – Marin County has announced four new cases of coronavirus for a total of 265.

May 10 – Marin County has announced two new cases of coronavirus for a total of 261.

Marin County reports two new cases of coronavirus. 

May 8 – Marin County has announced two new cases, bringing the total to 257.

May 7 – Marin County has confirmed eight new coronavirus cases for a total of 255.

May 6 – Marin County has confirmed four new coronavirus cases for a total of 247.

May 5 – Marin County has reported two new cases for a total of 243 cases and one new death for a total of 13. 

May 4 – Marin County has reported one new case for a total of 241 cases and 13 deaths.

May 3 – Marin County has reported one new case for a total of 240 cases and 13 deaths.

May 1 – Marin County has reported two new cases, bringing the total to 239.

April 30 – Marin County has reported two new cases, bringing the total to 237.

April 29 – Marin County has reported nine new cases and one new death for a total of 235 cases and 13 deaths.

April 28 – Marin County has reported two new cases, bringing the total to 226.

April 26 – Marin County has reported 12 new cases, bringing the total to 224.

April 24 – Marin County is now up to 212 cases and 12 deaths after reporting three new cases and one new death.

Marin County officials have reported six new cases for a total of 209 countywide.

April 22 – Marin County has announced three new cases and one new death for a total of 203 cases and 11 deaths.

April 21 – Marin County has announced one new cases for a total of 200.

April 20 – Marin County has announced four new cases for a total of 199.

April 19 – Marin County has announced eight new cases for a total of 195.

April 16 – Marin County has announced three new cases for a total of 187 cases countywide.

April 15 – Marin County has reported 13 new cases for a total of 184.

April 14 – Marin County has reported one new case for a total of 171.

April 13 – Marin County has reported six new cases for a total of 170.

April 11 – Marin County has reported 10 new cases for a total of 164.

April 9 – Marin County reported five new cases for a total of 154.

April 8 – Marin County reported one new coronavirus case bringing the county total to 149.

April 7 – Marin County reported its 10th coronavirus-related death as well as five new cases, bringing the county total to 148.

April 6 – Marin County reported two new cases, bringing the total to 143, and two additional deaths for a total of nine.

April 5 – Marin County reported four new cases, bringing the total to 141, and an additional death for a total of seven.

April 4 – Marin County announced six new cases, for a total of 137 cases countywide.

April 3 – Marin County reported 13 new cases for a county total of 131.

April 2 – Marin County reported 10 new cases for a total of 118.

April 1 – Marin County has announced one new case of coronavirus, and one new death related to the disease. That brings the county to 108 cases and six deaths.

March 31 – Marin County officials have confirmed nine new COVID-19 cases, bringing the total to 107 cases countywide. They also announced one new death, bringing the total to five.

March 30 – Marin County officials have confirmed five new COVID-19 cases, bringing the total to 98 cases countywide. They also announced three new deaths, bringing the total to 4.

March 29 – Marin County officials have confirmed 19 new cases, bringing the total to 93 cases countywide.

Marin County officials have announced five new cases for a countywide total of 74.

March 28 – Marin County has announced one more case of coronavirus, bringing the total to 69.

March 27 – Marin County has announced three new cases, bringing the total to 68. 

Marin County reported its first coronavirus-related death. The person who died was a man in his 70s who had been hospitalized for nearly three weeks, according to the county. He was exposed to the virus while on the Grand Princess cruise ship.

March 26 – Marin County has reported a total of 65 confirmed cases.

March 25 – Marin County reports seven new cases, bringing the county total to 60 confirmed cases.

March 24 – Marin County reports six new confirmed coronavirus cases, bringing the county total to 53.

March 23 – Marin County reports nine new confirmed coronavirus cases, bringing the county total to 47.

Marin County Public Health Officer Dr. Matt Willis announced he’s been diagnosed with the novel coronavirus. Here’s his video message to the public.

March 20 – Marin County reported 13 new coronavirus cases, making this the biggest jump in cases since the county reported its first case on March 4. This brings the county’s current cases total to 38. 

March 19 – Marin County reported 10 new coronavirus cases. This brings the county’s total to 25. 

March 17 – Marin County officials announced four new confirmed cases of coronavirus, bringing the county total to 15.

March 16 – Marin County officials announced two new confirmed cases of coronavirus, bringing the county total to 11.

March 15 – Marin County officials announced four new confirmed cases of coronavirus, bringing the county total to nine.

March 14 – Marin County health officials have announced two new cases of coronavirus, bringing the county’s total to five. According to the county public health officer, the two new cases have not been connected to other known cases and appear to have been infected through community exposure.

March 11 – Officials announced two new cases, bringing the total cases to three in the county. Both people were living with the person who was the county’s first confirmed case. 

March 9 – Marin County officials report the first case of coronavirus affecting a Marin County resident. The individual was a passenger on the Grand Princess Cruise Ship that returned to San Francisco from Mexico on Feb. 21.

Officials have previously reported at least one case in the county, which is an evacuee from Travis Air Force Base being treated at a local hospital.

Santa Cruz County

There are at least 2,394 cases in the county. 

September 29 – Santa Cruz County is up to 10 COVID-19 deaths and 2,394 cases in total.

September 25 – Santa Cruz County is up 11 cases to 2,330 in total. 

September 24 – Santa Cruz County reported 25 new cases, bringing its total to 2,319. 

September 23 – Santa Cruz County reported its ninth COVID-19 death and 11 new cases for 2,294 in total. 

September 22 – Santa Cruz County is up to 2,283 total cases after reporting seven more. 

September 21 – Santa Cruz County is up to 2,276 total cases.

September 19 – Santa Cruz County reports 29 new cases of coronavirus. 

September 18 – Santa Cruz County reported 14 additional cases for 2,189 in total. 

September 17 – Santa Cruz County’s case count rose by 67 to 2,175. 

September 16 – Santa Cruz County reported its eighth COVID-19 death and 12 new cases for 2,108 in total. 

September 15 – Santa Cruz County is up to 2,096 total coronavirus cases. 

September 11 – Santa Cruz County is up to 2,021 total cases after reporting eight more. 

September 10 – Santa Cruz County reported 20 new cases, raising its total to 2,013. 

September 9 – Santa Cruz County is now at 1,993 total cases.

September 7 – Santa Cruz County is up to 1,931 total coronavirus cases.

September 4 – Santa Cruz County reported 27 additional cases, raising its total to 1,923. 

September 3 – Santa Cruz County reported 18 new cases for 1,896 in total.

September 2 – Santa Cruz County’s case count is up to 1,878.

September 1 – Santa Cruz County reported 19 new cases of coronavirus.

August 31 – Santa Cruz County reported 15 new cases of coronavirus.

August 27 – Santa Cruz County reported seven more cases for 1,721 in total.

August 26 – Santa Cruz County reported 16 additional cases, bringing its total to 1,714.

August 25 – Santa Cruz County reported 81 new cases for 1,698 in total.

August 24 – Santa Cruz County is up to 1,617 cases in total.

August 21 – Santa Cruz County reported 36 additional cases, bringing its total to 1,605.

August 20 – Santa Cruz County reported 23 new cases for 1,569 in total.

August 19 – Santa Cruz County reported 41 new cases for 1,546 in total.

August 18 – Santa Cruz County’s case count increased by 51 to 1,505.

August 17 – Santa Cruz County has 1,454 confirmed cases and seven deaths in total.

August 14 – Santa Cruz County added 14 new cases for 1,371 in total.

August 13 – Santa Cruz County reported 41 new cases for 1,357 in total.

August 12 – Santa Cruz County reported 29 new cases, bringing its total to 1,316.

August 11 – Santa Cruz County’s case count increased by 44 to 1,287.

August 10 – Santa Cruz County’s coronavirus case count is up to 1,243.

August 7 – Santa Cruz County reported 16 new cases, bringing the county’s total to 1,229.

August 6 – Santa Cruz County is up to 1,213 total coronavirus cases.

August 4 – Santa Cruz County’s coronavirus case count increased by 45 to 1,196.

August 3 – Santa Cruz County is up to 1,151 total coronavirus cases.

August 2 – Santa Cruz County is now at 1,121 cases after reporting 12 new.

July 31 – Santa Cruz County’s coronavirus case count increased by 33 to 1,109.

July 30 – Santa Cruz County’s case count increased by 46 to 1,076.

July 29 – Santa Cruz County reported 50 new cases, raising the county’s total to 1,030.

July 28 – Santa Cruz County is up to 980 total coronavirus cases.

July 27 – Santa Cruz County reports 13 new cases of coronavirus. 

July 26 – Santa Cruz County confirms 29 new cases of coronavirus. 

July 24 – Santa Cruz County reported its fourth COVID-19 death and 30 additional cases for 878 in total.

July 22 – Santa Cruz County reported 18 new cases, raising the county’s total to 848.

July 21 – Santa Cruz County is up to 830 total coronavirus cases.

July 19 – Santa Cruz County reported 36 new coronavirus cases for 772 in total. 

July 17 – Santa Cruz County reported 30 new cases, bringing the county’s total to 736.

July 16 – Santa Cruz County reported 104 new cases, raising its total to 706.

July 15 – Santa Cruz County reported two new cases for a total of 602.

July 14 – Santa Cruz County’s coronavirus case count increased by 31 to 600.

July 13 – Santa Cruz County now has 569 confirmed coronavirus cases in total.

July 10 – Santa Cruz County reported 31 new cases, bringing the county’s total to 537.

July 9 – Santa Cruz County reported three new cases for 506 in total.

July 8 – Santa Cruz County reported two more cases, bringing its total to 503.

July 7 – Santa Cruz County reported 42 new cases, raising its total count to 501.

July 6 – Santa Cruz County reported four new coronavirus cases, raising the county’s total to 459.

July 4 – Santa Cruz County reports 45 new cases of coronavirus. 

July 2 – Santa Cruz County reported 11 new coronavirus cases, bringing the county’s total to 410.

July 1 – Santa Cruz County reported 20 new coronavirus cases for 399 in total.

June 30 – Santa Cruz County is up to 379 confirmed cases after reporting 30 more.

June 28 – Santa Cruz County reports 19 new cases of coronavirus.

June 24 – Santa Cruz County reports eight new cases of coronavirus. 

June 23 – Santa Cruz County reports 26 new cases of coronavirus. 

June 21 – Santa Cruz reports 10 new cases of coronavirus.

June 20 – Santa Cruz County reports 13 new cases of coronavirus. 

June 18 – Santa Cruz County is up to 273 confirmed cases after reporting four more.

June 17 – Santa Cruz County reported 12 additional cases, bringing the county’s total to 269.

June 14 – Santa Cruz County reported three new cases, raising the county’s total to 257.

June 12 – Santa Cruz County is up to 254 cases after reporting five more.

June 11 – Santa Cruz County’s coronavirus case count increased by 10 to 249.

June 10 – Santa Cruz County reported four more cases, bringing the county’s total to 239.

June 9 – Santa Cruz County reported one additional case, raising the county’s total to 235.

June 8 – Santa Cruz County’s coronavirus case count is up to 234.

June 5 – Santa Cruz County reported two more cases, raising the county’s total to 221.

June 3 – Santa Cruz County reported two more cases, bringing its total to 219.

May 31 – Santa Cruz County reports 11 new cases of coronavirus.

May 28 – Santa Cruz County reported one new case, bringing its total to 206.

May 27 – Santa Cruz County reported five additional cases for 205 in total.

May 25 – Santa Cruz County is up to 200 confirmed cases.

May 23 – Santa Cruz County reports six new cases of coronavirus. 

May 22 – Santa Cruz County is up to 186 confirmed cases after reporting 12 more.

May 21 – Santa Cruz County announced six new cases, bringing the county total to 174.

May 20 – Santa Cruz County reported three more cases for a total of 168.

May 19 – Santa Cruz County is up to 165 confirmed coronavirus cases after reporting two more.

May 18 – Santa Cruz County is up to 163 confirmed coronavirus cases after reporting four new ones.

May 17 – Santa Cruz County reports two new cases of coronavirus. 

May 16 – Santa Cruz County officials report eight new cases of coronavirus. 

May 14 – Santa Cruz County reported three new coronavirus cases for a total of 149.

May 12 – Santa Cruz County added five more cases, bringing the county’s total to 146.

May 10 – Santa Cruz County reports one new case of coronavirus. 

May 8 – Santa Cruz County’s case count increased by one to 140.

May 7 – Santa Cruz County announced an additional case, raising the county’s total to 139.

May 5 – Santa Cruz County reported one new coronavirus case, raising the county’s total to 138.

May 3 – Santa Cruz County officials report three new cases of coronavirus. 

May 2 – Santa Cruz County officials report two new cases of coronavirus. 

May 1 – Santa Cruz County reported one new case, bringing the county’s case count to 132.

April 30 – Santa Cruz County is up to 131 cases after reporting four more.

April 29 – Santa Cruz County announced two more cases for a total of 127.

April 27 – Santa Cruz County announced one new case for 125 in total.

April 26 – Santa Cruz County is up to 124 cases after reporting four more.

April 25 – Santa Cruz County officials report five new cases, raising the total to 120 cases. 

April 24 – Santa Cruz County announced one new case, bringing its total to 115.

April 23 – Santa Cruz County announced three new cases, bringing its total to 114.

April 22 – Santa Cruz County reported three new cases, bringing its total to 111.

April 21 – Santa Cruz County announced two new cases for a total of 108.

April 20 – Santa Cruz County’s case count rose to 106 with two more confirmed cases.

April 19 – Santa Cruz County reports three more cases of coronavirus, raising the total number of cases to 104

April 18 – Santa Cruz County officials report three new cases of coronavirus, raising the total to 101. 

April 17 – Santa Cruz County reported two more cases, raising its total to 98.

April 15 – Santa Cruz County reported five additional cases for a total of 96.

April 14 – Santa Cruz County reported its second COVID-19 death. The person who died was a man in his late 60s who had an underlying health condition, according to county health officials.

April 13 – Santa Cruz County’s confirmed case count has increased to 91.

April 11 – Santa Cruz County now has a total of 82 confirmed cases of coronavirus.

April 9 – Santa Cruz County added four new cases for a total of 80.

April 7 – Santa Cruz County is up to 76 total cases after reporting five new ones.

April 6 – Santa Cruz County is up to 71 total cases after announcing two more.

April 5 – Santa Cruz County reports a total of 69 cases of coronavirus. 

April 3 – Santa Cruz County announced two new cases, bringing the county total to 59.

April 2 – Santa Cruz County reported three new cases, bringing its total to 57.

April 1 – Santa Cruz County reported five new cases for a total of 54.

March 31 – Santa Cruz County is up to 49 total cases after announcing four new ones.

March 30 – Santa Cruz County reports an additional case. This brings the county to 45 total cases.

March 29 – Authorities report the first coronavirus death in Santa Cruz County. The individual was a man in his 70s with underlying health conditions. 

In addition, Santa Cruz County reported 10 new cases of coronavirus raising the total to 44.

March 27 – Santa Cruz County reports two new cases, bringing the county to a total of 34.

March 26 – Santa Cruz County is up to 32 total cases after reporting seven additional cases.

March 25 – Santa Cruz County is up to 25 total cases after announcing one new case.

March 24 – Santa Cruz County announces two new cases. This brings the county’s total to 24.

March 23 – Santa Cruz County announces 22 total cases in the county.

March 20 – Santa Cruz County adds another case, marking the 15th in the county.

March 19 – Santa Cruz County reports another case, marking the 14th in the county.

March 17 – The number of confirmed cases in Santa Cruz County is at 13, officials announced.

March 9 – Health officials announced the second case of coronavirus in the county. The patient previously traveled to Seattle.

Authorities from Santa Cruz County said a resident who recently traveled on the Grand Princess cruise ship is the county’s first confirmed case of COVID-19 as of March 7.

Mendocino County

There are at least 954 confirmed cases reported in the county.

September 29 – Mendocino County added 15 cases, raising its total to 954.

September 28 – Mendocino County is up to 939 cases in total.

September 25 – Mendocino County has announced nine new cases for a total of 908.

September 24– Mendocino County reported five new cases for a total 899. 

September 22– Mendocino County reported seven new cases for a total of 849.

September 21– Mendocino County reported 24 new cases for a total of 875.

September 20 – Mendocino County is now at 851 cases in total.

September 19 – Mendocino County reports 11 new cases of coronavirus. 

September 17 – Mendocino County reported five new cases for a total of 822.

September 16 – Mendocino County has reported nine new cases, bringing the total to 817.

September 15 – Mendocino County reported six new cases for a total of 808. 

September 14 – Mendocino County is up to 802 total coronavirus cases.

September 13 – Mendocino County has reached 785 cases after reporting seven new.

September 9 – Mendocino County has reported one new case and one new death for a total of 778 cases and 18 deaths.

September 8 – Mendocino County reported four new cases for a total of 777 cases.

September 7 – Mendocino County reported seven new cases for a total of 773.

September 6 – Mendocino County reported 29 new cases for a total of 766.

September 4 – Mendocino County reported 13 new cases for a total of 737. 

September 2 – Marin County added two new cases for a total of 716 cases.

September 1 – Mendocino County reported 10 new cases of coronavirus.

August 31 – Mendocino County reported eight new cases of coronavirus.

August 30 – Mendocino County reported 40 new cases of coronavirus.

August 26 – Mendocino County reported three new cases for 656 in total.

August 25 – Mendocino County reported eight new cases, bringing its total to 653.

August 24 – Mendocino County reported 16 new cases for 645 in total.

August 23 – Mendocino County is up to 629 total cases.

August 22 – Mendocino County has added 21 new cases and two new deaths for totals of 605 and 16.

August 20 – Mendocino County reported its 14th COVID-19 death and five new cases for a total of 584.

August 19 – Mendocino County added four new cases and one new death for totals of 579 cases and 13 deaths.

August 18 – Mendocino County added 19 cases and two deaths for a total of 575 cases and 12 deaths. 

August 17 – Mendocino County reported 15 new coronavirus cases for a total of 556. 

August 16 – Mendocino County is up to 541 total cases.

August 13 – Mendocino County added 24 new cases for a total of 513 cases.

August 12 – Mendocino County reported 11 new cases for a total of 489. 

August 11 – Mendocino County added six new cases for a total of 478. 

August 10 – Mendocino County reported 22 new cases for a total of 472 cases. 

August 9 – Mendocino County is up to 450 total cases.

August 7 – Mendocino County is up 17 cases for a total of 380.

August 6 – Mendocino County is up seven cases for a total of 363. 

August 5 – Mendocino County reported 15 new cases and one new death for a total of 356 cases and 10 deaths.

August 4 – Mendocino County has announced 10 new cases, bringing the total to 341.

August 3 – Mendocino County has announced nine new cases, bringing the total to 331.

August 2 – Mendocino County has announced five new cases, bringing the total to 317.

August 1 – Mendocino County has announced 13 new cases for a total of 312.

July 30 – Mendocino County has reported six new cases and three new deaths for totals of 299 and nine. 

July 29 – Mendocino is up 13 cases for a total of 293.

July 28 – Mendocino County is up to 280 total cases.

July 27 – Mendocino County reports eight new cases of coronavirus and one more death. 

July 26 – Mendocino County reports eight new cases of coronavirus. 

July 24 – Mendocino County has reported 15 new cases and one new death, bringing the totals to 249 and five.

July 23 – Mendocino County has reported it’s fourth death and 17 new cases for a total of 234.

July 20 – Mendocino County is up to 217 total coronavirus cases.

July 19 – Mendocino County has reported five new cases and one new death for totals of 199 and three.

July 18 – Mendocino County reported a total of nine new coronavirus cases. 

July 17 – Mendocino County is up by eight cases to 185. It has also reported its second death.

July 16 – Mendocino County has reported 12 new cases for a total of 177.

July 15 – Mendocino County has reported its first COVID-19 death. Cases in the county rose by 29 to 165.

July 13 – Mendocino County is up to 136 confirmed coronavirus cases.

July 12 – Mendocino County is up to 132 confirmed coronavirus cases.

July 10 – Mendocino County announced six new cases for a total of 113.

July 8 – Mendocino County has reported 15 new cases for a total of 107.

July 6 – Mendocino County’s case count has risen by seven to 92.

July 1 – Mendocino County’s case count has risen by two to 85.

June 30 – Mendocino County reported five new coronavirus cases for a total of 83.

June 26 – Mendocino County reports two new cases of coronavirus.

June 25 – Mendocino County reports two new cases of coronavirus.

June 23 – Mendocino County reported 10 new cases for a total of 72.

June 22 – Mendocino County reported eight new cases for a total of 62.

June 18 – Mendocino County reported one new case for a total of 54.

June 16 – Mendocino County adds two new cases for a total of 47.

June 15 – Mendocino County is now at 45 confirmed cases.

June 12 – Mendocino County is up by two cases with a countywide total of 38.

June 8 – Mendocino County added three new cases for a total of 36.

June 3 – Mendocino County has announced three new cases, bringing the county’s total to 33.

May 28 – Mendocino County is up to 30 confirmed cases.

May 26 – Mendocino County has announced two new cases for a total of 25.

May 26 – Mendocino County has announced one new case for a total of 23.

May 25 – Mendocino County has announced one new case for a total of 22.

May 22 – Mendocino County has announced six new cases for a total of 21.

May 18 – Mendocino County reported its 15th confirmed coronavirus case.

May 17 – Mendocino County reports one new case of coronavirus. 

May 13 – Mendocino County reported its 13th coronavirus case.

April 29 – Mendocino County reports one new case of coronavirus for a total of 12. 

April 24 – Mendocino County’s confirmed cases are now more than double of what they previously were after announcing six new cases for a total of 11.

April 17 – Health officials in Mendocino County have announced a fifth case of coronavirus.

March 29 – Mendocino County has reported one new case, bringing the total to four.

March 28 – Mendocino County has reported its third confirmed coronavirus case.March 24 – Mendocino County reported two confirmed cases in the county.

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